{"v":"2.0","page_type":"product","title":"3B Scientific U18557 Teltron Helium-Filled Planar Triode Tube S. Electron tube filled with low-pressure helium gas. C...","breadcrumbs":[{"label":"Home","href":"/python/html6/index.html"},{"label":"Brands","href":"/python/html6/menu_brand_index/menu_brand_index_brands_87101ba214.html"},{"label":"3B Scientific","href":"/python/html6/menu_brand_products/1000/10000/menu_brand_products_3BScientific_1_30f93937de.html"},{"label":"U18557","href":null}],"content":{"product":{"mpn":"U18557","manufacturer":"3B Scientific","brand":"3B Scientific","brand_url":"/python/html6/menu_brand_products/1000/10000/menu_brand_products_3BScientific_1_30f93937de.html","title":"3B Scientific U18557 Teltron Helium-Filled Planar Triode Tube S. Electron tube filled with low-pressure helium gas. C...","description":"","attributes":[{"name":"Brand name","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/254000000/254177000/menu_attr_pair_Brandname_3BScientific_1_26e21c6335.html"}],"name_url":"/python/html6/menu_attr_pair/1000/254000000/254177000/menu_attr_pair_Brandname_3BScientific_1_26e21c6335.html"},{"name":"Manufacturer name","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/55000000/55765000/menu_attr_pair_Manufacturername_3BScientific_1_e6ec0abfd0.html"}],"name_url":"/python/html6/menu_attr_pair/1000/55000000/55765000/menu_attr_pair_Manufacturername_3BScientific_1_e6ec0abfd0.html"},{"name":"Manufacturer","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/129000000/129331000/menu_attr_pair_Manufacturer_3BScientific_1_6bae4b1827.html"}],"name_url":"/python/html6/menu_attr_pair/1000/129000000/129331000/menu_attr_pair_Manufacturer_3BScientific_1_6bae4b1827.html"},{"name":"Part Number","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/157000000/157770000/menu_attr_pair_PartNumber_U18557_1_e4576a0e15.html"}],"name_url":"/python/html6/menu_attr_pair/1000/157000000/157770000/menu_attr_pair_PartNumber_U18557_1_e4576a0e15.html"},{"name":"Model","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/50000000/50897000/menu_attr_pair_Model_U18557_1_49b92be478.html"}],"name_url":"/python/html6/menu_attr_pair/1000/50000000/50897000/menu_attr_pair_Model_U18557_1_49b92be478.html"},{"name":"Product Group","values":[{"value":"BISS","url":"/python/html6/menu_attr_pair/1000/214000000/214741000/menu_attr_pair_ProductGroup_BISS_1_152becbbad.html"}],"name_url":"/python/html6/menu_attr_pair/1000/214000000/214741000/menu_attr_pair_ProductGroup_BISS_1_152becbbad.html"},{"name":"ASIN","values":[{"value":"B005LY4VHI","url":"/python/html6/menu_attr_pair/1000/171000000/171650000/menu_attr_pair_ASIN_B005LY4VHI_1_a614fb99a5.html"},{"value":"B007QWLZKE","url":"/python/html6/menu_attr_pair/1000/132000000/132892000/menu_attr_pair_ASIN_B007QWLZKE_1_7bf8c2be83.html"}],"name_url":"/python/html6/menu_attr_pair/1000/171000000/171650000/menu_attr_pair_ASIN_B005LY4VHI_1_a614fb99a5.html"},{"name":"AdultProduct","values":[{"value":"False","url":"/python/html6/menu_attr_pair/1000/135000000/135074000/menu_attr_pair_AdultProduct_False_1_c6441ece7c.html"}],"name_url":"/python/html6/menu_attr_pair/1000/135000000/135074000/menu_attr_pair_AdultProduct_False_1_c6441ece7c.html"},{"name":"Amount","values":[{"value":"678.00","url":"/python/html6/menu_attr_pair/1000/70000000/70387000/menu_attr_pair_Amount_67800_1_242296062a.html"}],"name_url":"/python/html6/menu_attr_pair/1000/70000000/70387000/menu_attr_pair_Amount_67800_1_242296062a.html"},{"name":"Asin","values":[{"value":"B005LY4VHI","url":"/python/html6/menu_attr_pair/1000/171000000/171650000/menu_attr_pair_Asin_B005LY4VHI_1_07f32a80c2.html"}],"name_url":"/python/html6/menu_attr_pair/1000/171000000/171650000/menu_attr_pair_Asin_B005LY4VHI_1_07f32a80c2.html"},{"name":"Autographed","values":[{"value":"False","url":"/python/html6/menu_attr_pair/1000/11000000/11389000/menu_attr_pair_Autographed_False_1_3dfa18ce7d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/11000000/11389000/menu_attr_pair_Autographed_False_1_3dfa18ce7d.html"},{"name":"Batteries_required","values":[{"value":"False","url":"/python/html6/menu_attr_pair/1000/91000000/91937000/menu_attr_pair_Batteriesrequired_False_1_87e9780f06.html"}],"name_url":"/python/html6/menu_attr_pair/1000/91000000/91937000/menu_attr_pair_Batteriesrequired_False_1_87e9780f06.html"},{"name":"Binding","values":[{"value":"Misc.","url":"/python/html6/menu_attr_pair/1000/16000000/16113000/menu_attr_pair_Binding_Misc_1_e113619f99.html"}],"name_url":"/python/html6/menu_attr_pair/1000/16000000/16113000/menu_attr_pair_Binding_Misc_1_e113619f99.html"},{"name":"Brand","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/44000000/44049000/menu_attr_pair_Brand_3BScientific_1_e5c62992bf.html"}],"name_url":"/python/html6/menu_attr_pair/1000/44000000/44049000/menu_attr_pair_Brand_3BScientific_1_e5c62992bf.html"},{"name":"Bullet_point","values":[{"value":"Containing a thermionic cathode, control grid and anode","url":"/python/html6/menu_attr_pair/1000/8000000/8126000/menu_attr_pair_Bulletpoint_Containingathermioniccathodecontrolgridand_1_2d90485f3b.html"},{"value":"Discontinuous energy release of helium atoms during inelastic collisions with free electrons","url":"/python/html6/menu_attr_pair/1000/91000000/91331000/menu_attr_pair_Bulletpoint_Discontinuousenergyreleaseofheliumatomsdur_1_6e9df9e501.html"},{"value":"Electron tube filled with low-pressure helium gas","url":"/python/html6/menu_attr_pair/1000/166000000/166036000/menu_attr_pair_Bulletpoint_Electrontubefilledwithlowpressureheliumgas_1_744a51e719.html"},{"value":"Maximum heater voltage: 7.5 volts AC/DC","url":"/python/html6/menu_attr_pair/1000/258000000/258292000/menu_attr_pair_Bulletpoint_Maximumheatervoltage75voltsACDC_1_3b491f6fdb.html"},{"value":"This tube is for quantitative investigations of the typical properties","url":"/python/html6/menu_attr_pair/1000/93000000/93055000/menu_attr_pair_Bulletpoint_Thistubeisforquantitativeinvestigationsoft_1_ca50da7f48.html"}],"name_url":"/python/html6/menu_attr_pair/1000/8000000/8126000/menu_attr_pair_Bulletpoint_Containingathermioniccathodecontrolgridand_1_2d90485f3b.html"},{"name":"Case","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/263000000/263815000/menu_attr_pair_Case_1_1_4de75d695a.html"}],"name_url":"/python/html6/menu_attr_pair/1000/263000000/263815000/menu_attr_pair_Case_1_1_4de75d695a.html"},{"name":"Cat","values":[{"value":"Industrial & Scientific","url":"/python/html6/menu_attr_pair/1000/32000000/32294000/menu_attr_pair_Cat_IndustrialScientific_1_c583162a01.html"}],"name_url":"/python/html6/menu_attr_pair/1000/32000000/32294000/menu_attr_pair_Cat_IndustrialScientific_1_c583162a01.html"},{"name":"CatId","values":[{"value":"16310091","url":"/python/html6/menu_attr_pair/1000/21000000/21946000/menu_attr_pair_CatId_16310091_1_0f77fb0abe.html"}],"name_url":"/python/html6/menu_attr_pair/1000/21000000/21946000/menu_attr_pair_CatId_16310091_1_0f77fb0abe.html"},{"name":"CatTree","values":[{"value":"16310091","url":"/python/html6/menu_attr_pair/1000/161000000/161570000/menu_attr_pair_CatTree_16310091_1_b11243d9cb.html"},{"value":"16310161","url":"/python/html6/menu_attr_pair/1000/167000000/167650000/menu_attr_pair_CatTree_16310161_1_0db56bb8c8.html"}],"name_url":"/python/html6/menu_attr_pair/1000/161000000/161570000/menu_attr_pair_CatTree_16310091_1_b11243d9cb.html"},{"name":"ClassificationId","values":[{"value":"166294011","url":"/python/html6/menu_attr_pair/1000/193000000/193067000/menu_attr_pair_ClassificationId_166294011_1_80fb8adbe4.html"},{"value":"6651010011","url":"/python/html6/menu_attr_pair/1000/234000000/234062000/menu_attr_pair_ClassificationId_6651010011_1_c6c9c78272.html"}],"name_url":"/python/html6/menu_attr_pair/1000/193000000/193067000/menu_attr_pair_ClassificationId_166294011_1_80fb8adbe4.html"},{"name":"Contains_liquid_contents","values":[{"value":"False","url":"/python/html6/menu_attr_pair/1000/224000000/224488000/menu_attr_pair_Containsliquidcontents_False_1_577bd9bb92.html"}],"name_url":"/python/html6/menu_attr_pair/1000/224000000/224488000/menu_attr_pair_Containsliquidcontents_False_1_577bd9bb92.html"},{"name":"Currency","values":[{"value":"USD","url":"/python/html6/menu_attr_pair/1000/87000000/87085000/menu_attr_pair_Currency_USD_1_13982ec5ea.html"}],"name_url":"/python/html6/menu_attr_pair/1000/87000000/87085000/menu_attr_pair_Currency_USD_1_13982ec5ea.html"},{"name":"CurrencyCode","values":[{"value":"USD","url":"/python/html6/menu_attr_pair/1000/36000000/36416000/menu_attr_pair_CurrencyCode_USD_1_a688e6506c.html"}],"name_url":"/python/html6/menu_attr_pair/1000/36000000/36416000/menu_attr_pair_CurrencyCode_USD_1_a688e6506c.html"},{"name":"DisplayName","values":[{"value":"Measurement Kits","url":"/python/html6/menu_attr_pair/1000/4000000/4335000/menu_attr_pair_DisplayName_MeasurementKits_1_f76cb6488d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/4000000/4335000/menu_attr_pair_DisplayName_MeasurementKits_1_f76cb6488d.html"},{"name":"Feature","values":[{"value":"Electron tube filled with low-pressure helium gas","url":"/python/html6/menu_attr_pair/1000/213000000/213048000/menu_attr_pair_Feature_Electrontubefilledwithlowpressureheliumgas_1_572907ffe2.html"}],"name_url":"/python/html6/menu_attr_pair/1000/213000000/213048000/menu_attr_pair_Feature_Electrontubefilledwithlowpressureheliumgas_1_572907ffe2.html"},{"name":"Height","values":[{"value":"1034","url":"/python/html6/menu_attr_pair/1000/7000000/7759000/menu_attr_pair_Height_1034_1_c652b1ba8f.html"},{"value":"22.1","url":"/python/html6/menu_attr_pair/1000/155000000/155324000/menu_attr_pair_Height_221_1_7e1651bed1.html"},{"value":"35.4","url":"/python/html6/menu_attr_pair/1000/53000000/53181000/menu_attr_pair_Height_354_1_66760ddabc.html"},{"value":"500","url":"/python/html6/menu_attr_pair/1000/82000000/82433000/menu_attr_pair_Height_500_1_e800e4b696.html"},{"value":"75","url":"/python/html6/menu_attr_pair/1000/263000000/263862000/menu_attr_pair_Height_75_1_a0092a3e31.html"},{"value":"8.399999991432000787401574","url":"/python/html6/menu_attr_pair/1000/180000000/180978000/menu_attr_pair_Height_8399999991432000787401574_1_eb9e24cbef.html"},{"value":"8.7007873927","url":"/python/html6/menu_attr_pair/1000/217000000/217352000/menu_attr_pair_Height_87007873927_1_fa26a7f287.html"}],"name_url":"/python/html6/menu_attr_pair/1000/7000000/7759000/menu_attr_pair_Height_1034_1_c652b1ba8f.html"},{"name":"Identifier","values":[{"value":"04053083046331","url":"/python/html6/menu_attr_pair/1000/133000000/133531000/menu_attr_pair_Identifier_04053083046331_1_be446ea4cd.html"},{"value":"4053083046331","url":"/python/html6/menu_attr_pair/1000/64000000/64573000/menu_attr_pair_Identifier_4053083046331_1_9498b8d300.html"}],"name_url":"/python/html6/menu_attr_pair/1000/133000000/133531000/menu_attr_pair_Identifier_04053083046331_1_be446ea4cd.html"},{"name":"IdentifierType","values":[{"value":"EAN","url":"/python/html6/menu_attr_pair/1000/231000000/231760000/menu_attr_pair_IdentifierType_EAN_1_0a7a698752.html"},{"value":"GTIN","url":"/python/html6/menu_attr_pair/1000/162000000/162912000/menu_attr_pair_IdentifierType_GTIN_1_58d2c66b56.html"}],"name_url":"/python/html6/menu_attr_pair/1000/231000000/231760000/menu_attr_pair_IdentifierType_EAN_1_0a7a698752.html"},{"name":"IsAdultProduct","values":[{"value":"0","url":"/python/html6/menu_attr_pair/1000/137000000/137774000/menu_attr_pair_IsAdultProduct_0_1_5f271f8824.html"},{"value":"false","url":"/python/html6/menu_attr_pair/1000/65000000/65160000/menu_attr_pair_IsAdultProduct_false_1_25c6d7f1f0.html"}],"name_url":"/python/html6/menu_attr_pair/1000/137000000/137774000/menu_attr_pair_IsAdultProduct_0_1_5f271f8824.html"},{"name":"ItemClassification","values":[{"value":"BASE_PRODUCT","url":"/python/html6/menu_attr_pair/1000/174000000/174108000/menu_attr_pair_ItemClassification_BASEPRODUCT_1_21c06575b2.html"}],"name_url":"/python/html6/menu_attr_pair/1000/174000000/174108000/menu_attr_pair_ItemClassification_BASEPRODUCT_1_21c06575b2.html"},{"name":"ItemName","values":[{"value":"3B Scientific U18557 Teltron Helium-Filled Planar Triode Tube S","url":"/python/html6/menu_attr_pair/1000/19000000/19127000/menu_attr_pair_ItemName_3BScientificU18557TeltronHeliumFilledPlana_1_5a0618032c.html"}],"name_url":"/python/html6/menu_attr_pair/1000/19000000/19127000/menu_attr_pair_ItemName_3BScientificU18557TeltronHeliumFilledPlana_1_5a0618032c.html"},{"name":"ItemPartNumber","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/6000000/6994000/menu_attr_pair_ItemPartNumber_U18557_1_3444eb8fd9.html"}],"name_url":"/python/html6/menu_attr_pair/1000/6000000/6994000/menu_attr_pair_ItemPartNumber_U18557_1_3444eb8fd9.html"},{"name":"Item_name","values":[{"value":"3B Scientific U18557 Teltron Helium-Filled Planar Triode Tube S","url":"/python/html6/menu_attr_pair/1000/72000000/72462000/menu_attr_pair_Itemname_3BScientificU18557TeltronHeliumFilledPlana_1_e1ea064ff5.html"}],"name_url":"/python/html6/menu_attr_pair/1000/72000000/72462000/menu_attr_pair_Itemname_3BScientificU18557TeltronHeliumFilledPlana_1_e1ea064ff5.html"},{"name":"Item_package_quantity","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/127000000/127549000/menu_attr_pair_Itempackagequantity_1_1_10213d6c40.html"}],"name_url":"/python/html6/menu_attr_pair/1000/127000000/127549000/menu_attr_pair_Itempackagequantity_1_1_10213d6c40.html"},{"name":"Item_package_weight","values":[{"value":"0.77","url":"/python/html6/menu_attr_pair/1000/57000000/57680000/menu_attr_pair_Itempackageweight_077_1_8186d1862e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/57000000/57680000/menu_attr_pair_Itempackageweight_077_1_8186d1862e.html"},{"name":"Item_type_keyword","values":[{"value":"science-classroom-measurement-kits","url":"/python/html6/menu_attr_pair/1000/267000000/267246000/menu_attr_pair_Itemtypekeyword_scienceclassroommeasurementkits_1_ac99707c48.html"}],"name_url":"/python/html6/menu_attr_pair/1000/267000000/267246000/menu_attr_pair_Itemtypekeyword_scienceclassroommeasurementkits_1_ac99707c48.html"},{"name":"Item_weight","values":[{"value":"0.6","url":"/python/html6/menu_attr_pair/1000/213000000/213255000/menu_attr_pair_Itemweight_06_1_2deeb05441.html"}],"name_url":"/python/html6/menu_attr_pair/1000/213000000/213255000/menu_attr_pair_Itemweight_06_1_2deeb05441.html"},{"name":"Label","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/251000000/251876000/menu_attr_pair_Label_3BScientific_1_852a513f6b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/251000000/251876000/menu_attr_pair_Label_3BScientific_1_852a513f6b.html"},{"name":"Length","values":[{"value":"13.8188976237","url":"/python/html6/menu_attr_pair/1000/76000000/76383000/menu_attr_pair_Length_138188976237_1_95790ef7f4.html"},{"value":"13.899999985822001574803148","url":"/python/html6/menu_attr_pair/1000/192000000/192940000/menu_attr_pair_Length_13899999985822001574803148_1_37dd4887d6.html"},{"value":"13.9370078598","url":"/python/html6/menu_attr_pair/1000/5000000/5936000/menu_attr_pair_Length_139370078598_1_389cb739a8.html"},{"value":"22.1","url":"/python/html6/menu_attr_pair/1000/214000000/214717000/menu_attr_pair_Length_221_1_9a9447f3ee.html"},{"value":"35.1","url":"/python/html6/menu_attr_pair/1000/254000000/254618000/menu_attr_pair_Length_351_1_9b63b2b571.html"}],"name_url":"/python/html6/menu_attr_pair/1000/76000000/76383000/menu_attr_pair_Length_138188976237_1_95790ef7f4.html"},{"name":"Link","values":[{"value":"https://m.media-amazon.com/images/I/41wr+KOzbnL._SL75_.jpg","url":"/python/html6/menu_attr_pair/1000/50000000/50252000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI41wrKOzbnLSL75j_1_9ba03e1453.html"},{"value":"https://m.media-amazon.com/images/I/41wr+KOzbnL.jpg","url":"/python/html6/menu_attr_pair/1000/120000000/120765000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI41wrKOzbnLjpg_1_175da477c6.html"},{"value":"https://m.media-amazon.com/images/I/61jqs1Kwn5L.jpg","url":"/python/html6/menu_attr_pair/1000/75000000/75378000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI61jqs1Kwn5Ljpg_1_7767c4745f.html"},{"value":"https://www.amazon.com/gp/bestsellers/industrial","url":"/python/html6/menu_attr_pair/1000/5000000/5462000/menu_attr_pair_Link_httpswwwamazoncomgpbestsellersindustrial_1_4494e9ff8b.html"},{"value":"https://www.amazon.com/gp/bestsellers/industrial/6651010011","url":"/python/html6/menu_attr_pair/1000/264000000/264914000/menu_attr_pair_Link_httpswwwamazoncomgpbestsellersindustrial66_1_ef8d07de0a.html"},{"value":"https://www.amazon.com/gp/bestsellers/toys-and-games/166294011","url":"/python/html6/menu_attr_pair/1000/153000000/153560000/menu_attr_pair_Link_httpswwwamazoncomgpbestsellerstoysandgames_1_73de9e8d59.html"}],"name_url":"/python/html6/menu_attr_pair/1000/50000000/50252000/menu_attr_pair_Link_httpsmmediaamazoncomimagesI41wrKOzbnLSL75j_1_9ba03e1453.html"},{"name":"List_price","values":[{"value":"678.0","url":"/python/html6/menu_attr_pair/1000/199000000/199988000/menu_attr_pair_Listprice_6780_1_50c34669e1.html"}],"name_url":"/python/html6/menu_attr_pair/1000/199000000/199988000/menu_attr_pair_Listprice_6780_1_50c34669e1.html"},{"name":"MPN","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/93000000/93497000/menu_attr_pair_MPN_U18557_1_cfa2f173f6.html"}],"name_url":"/python/html6/menu_attr_pair/1000/93000000/93497000/menu_attr_pair_MPN_U18557_1_cfa2f173f6.html"},{"name":"Man","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/22000000/22359000/menu_attr_pair_Man_3BScientific_1_7ba76ca33b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/22000000/22359000/menu_attr_pair_Man_3BScientific_1_7ba76ca33b.html"},{"name":"Memorabilia","values":[{"value":"False","url":"/python/html6/menu_attr_pair/1000/184000000/184136000/menu_attr_pair_Memorabilia_False_1_903cccc9ba.html"}],"name_url":"/python/html6/menu_attr_pair/1000/184000000/184136000/menu_attr_pair_Memorabilia_False_1_903cccc9ba.html"},{"name":"ModelNumber","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/220000000/220539000/menu_attr_pair_ModelNumber_U18557_1_c9fe8d9d8b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/220000000/220539000/menu_attr_pair_ModelNumber_U18557_1_c9fe8d9d8b.html"},{"name":"Model_number","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/5000000/5203000/menu_attr_pair_Modelnumber_U18557_1_7968ccb76e.html"}],"name_url":"/python/html6/menu_attr_pair/1000/5000000/5203000/menu_attr_pair_Modelnumber_U18557_1_7968ccb76e.html"},{"name":"NumberOfItems","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/6000000/6408000/menu_attr_pair_NumberOfItems_1_1_847345067b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/6000000/6408000/menu_attr_pair_NumberOfItems_1_1_847345067b.html"},{"name":"Number_of_items","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/257000000/257380000/menu_attr_pair_Numberofitems_1_1_59f97e6de0.html"}],"name_url":"/python/html6/menu_attr_pair/1000/257000000/257380000/menu_attr_pair_Numberofitems_1_1_59f97e6de0.html"},{"name":"PackageQuantity","values":[{"value":"1","url":"/python/html6/menu_attr_pair/1000/23000000/23398000/menu_attr_pair_PackageQuantity_1_1_27a474ef3f.html"}],"name_url":"/python/html6/menu_attr_pair/1000/23000000/23398000/menu_attr_pair_PackageQuantity_1_1_27a474ef3f.html"},{"name":"ParentAsins","values":[{"value":"B007QWLZKE","url":"/python/html6/menu_attr_pair/1000/250000000/250601000/menu_attr_pair_ParentAsins_B007QWLZKE_1_2af51292a7.html"}],"name_url":"/python/html6/menu_attr_pair/1000/250000000/250601000/menu_attr_pair_ParentAsins_B007QWLZKE_1_2af51292a7.html"},{"name":"PartNumber","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/176000000/176584000/menu_attr_pair_PartNumber_U18557_1_68214452be.html"}],"name_url":"/python/html6/menu_attr_pair/1000/176000000/176584000/menu_attr_pair_PartNumber_U18557_1_68214452be.html"},{"name":"Part_number","values":[{"value":"U18557","url":"/python/html6/menu_attr_pair/1000/221000000/221381000/menu_attr_pair_Partnumber_U18557_1_306c5f4240.html"}],"name_url":"/python/html6/menu_attr_pair/1000/221000000/221381000/menu_attr_pair_Partnumber_U18557_1_306c5f4240.html"},{"name":"ProductCategoryId","values":[{"value":"166294011","url":"/python/html6/menu_attr_pair/1000/221000000/221162000/menu_attr_pair_ProductCategoryId_166294011_1_7e59836ce0.html"},{"value":"393459011","url":"/python/html6/menu_attr_pair/1000/204000000/204732000/menu_attr_pair_ProductCategoryId_393459011_1_24fc17e2d4.html"},{"value":"6651010011","url":"/python/html6/menu_attr_pair/1000/31000000/31288000/menu_attr_pair_ProductCategoryId_6651010011_1_b6c3f0672d.html"},{"value":"biss_display_on_website","url":"/python/html6/menu_attr_pair/1000/188000000/188817000/menu_attr_pair_ProductCategoryId_bissdisplayonwebsite_1_b455c70dc4.html"}],"name_url":"/python/html6/menu_attr_pair/1000/221000000/221162000/menu_attr_pair_ProductCategoryId_166294011_1_7e59836ce0.html"},{"name":"ProductGroup","values":[{"value":"BISS","url":"/python/html6/menu_attr_pair/1000/136000000/136946000/menu_attr_pair_ProductGroup_BISS_1_96cddee76e.html"},{"value":"BISS Basic","url":"/python/html6/menu_attr_pair/1000/115000000/115367000/menu_attr_pair_ProductGroup_BISSBasic_1_1490c9669d.html"}],"name_url":"/python/html6/menu_attr_pair/1000/136000000/136946000/menu_attr_pair_ProductGroup_BISS_1_96cddee76e.html"},{"name":"ProductType","values":[{"value":"TEACHING_EQUIPMENT","url":"/python/html6/menu_attr_pair/1000/208000000/208446000/menu_attr_pair_ProductType_TEACHINGEQUIPMENT_1_5f3cc9e1c0.html"}],"name_url":"/python/html6/menu_attr_pair/1000/208000000/208446000/menu_attr_pair_ProductType_TEACHINGEQUIPMENT_1_5f3cc9e1c0.html"},{"name":"ProductTypeName","values":[{"value":"TEACHING_EQUIPMENT","url":"/python/html6/menu_attr_pair/1000/185000000/185368000/menu_attr_pair_ProductTypeName_TEACHINGEQUIPMENT_1_b1dd9b7974.html"}],"name_url":"/python/html6/menu_attr_pair/1000/185000000/185368000/menu_attr_pair_ProductTypeName_TEACHINGEQUIPMENT_1_b1dd9b7974.html"},{"name":"Product_site_launch_date","values":[{"value":"2011-09-27T08:00:01.000Z","url":"/python/html6/menu_attr_pair/1000/156000000/156780000/menu_attr_pair_Productsitelaunchdate_20110927T080001000Z_1_a82259ba83.html"}],"name_url":"/python/html6/menu_attr_pair/1000/156000000/156780000/menu_attr_pair_Productsitelaunchdate_20110927T080001000Z_1_a82259ba83.html"},{"name":"Publisher","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/105000000/105970000/menu_attr_pair_Publisher_3BScientific_1_a6937fffcb.html"}],"name_url":"/python/html6/menu_attr_pair/1000/105000000/105970000/menu_attr_pair_Publisher_3BScientific_1_a6937fffcb.html"},{"name":"Rank","values":[{"value":"10108","url":"/python/html6/menu_attr_pair/1000/231000000/231014000/menu_attr_pair_Rank_10108_1_378b4bfa41.html"},{"value":"10808","url":"/python/html6/menu_attr_pair/1000/232000000/232202000/menu_attr_pair_Rank_10808_1_44055ac15a.html"},{"value":"11021","url":"/python/html6/menu_attr_pair/1000/266000000/266491000/menu_attr_pair_Rank_11021_1_6a4e9e3661.html"},{"value":"206033","url":"/python/html6/menu_attr_pair/1000/201000000/201674000/menu_attr_pair_Rank_206033_1_8f377bc023.html"},{"value":"211","url":"/python/html6/menu_attr_pair/1000/259000000/259140000/menu_attr_pair_Rank_211_1_3551a9f7fa.html"},{"value":"241","url":"/python/html6/menu_attr_pair/1000/90000000/90697000/menu_attr_pair_Rank_241_1_49440ec92b.html"},{"value":"244","url":"/python/html6/menu_attr_pair/1000/254000000/254649000/menu_attr_pair_Rank_244_1_40c5a767cc.html"},{"value":"2533460","url":"/python/html6/menu_attr_pair/1000/258000000/258688000/menu_attr_pair_Rank_2533460_1_a05bc61321.html"},{"value":"29040","url":"/python/html6/menu_attr_pair/1000/46000000/46464000/menu_attr_pair_Rank_29040_1_c64bc1c521.html"},{"value":"3667","url":"/python/html6/menu_attr_pair/1000/219000000/219877000/menu_attr_pair_Rank_3667_1_eca829efdd.html"},{"value":"50948","url":"/python/html6/menu_attr_pair/1000/126000000/126568000/menu_attr_pair_Rank_50948_1_e40de99a7c.html"},{"value":"56","url":"/python/html6/menu_attr_pair/1000/202000000/202285000/menu_attr_pair_Rank_56_1_d265555ac9.html"},{"value":"705487","url":"/python/html6/menu_attr_pair/1000/150000000/150074000/menu_attr_pair_Rank_705487_1_03460f6873.html"},{"value":"842393","url":"/python/html6/menu_attr_pair/1000/172000000/172931000/menu_attr_pair_Rank_842393_1_db3b04f8c2.html"},{"value":"966981","url":"/python/html6/menu_attr_pair/1000/55000000/55709000/menu_attr_pair_Rank_966981_1_2f87c1418b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/231000000/231014000/menu_attr_pair_Rank_10108_1_378b4bfa41.html"},{"name":"Size","values":[{"value":"Helium-Filled Planar Triode Tube S","url":"/python/html6/menu_attr_pair/1000/129000000/129116000/menu_attr_pair_Size_HeliumFilledPlanarTriodeTubeS_1_3850a30ee4.html"}],"name_url":"/python/html6/menu_attr_pair/1000/129000000/129116000/menu_attr_pair_Size_HeliumFilledPlanarTriodeTubeS_1_3850a30ee4.html"},{"name":"Studio","values":[{"value":"3B Scientific","url":"/python/html6/menu_attr_pair/1000/99000000/99953000/menu_attr_pair_Studio_3BScientific_1_7fe8849b06.html"}],"name_url":"/python/html6/menu_attr_pair/1000/99000000/99953000/menu_attr_pair_Studio_3BScientific_1_7fe8849b06.html"},{"name":"Supplier_declared_dg_hz_regulation","values":[{"value":"unknown","url":"/python/html6/menu_attr_pair/1000/72000000/72743000/menu_attr_pair_Supplierdeclareddghzregulation_unknown_1_7ca9f444cf.html"}],"name_url":"/python/html6/menu_attr_pair/1000/72000000/72743000/menu_attr_pair_Supplierdeclareddghzregulation_unknown_1_7ca9f444cf.html"},{"name":"Title","values":[{"value":"3B Scientific U18557 Teltron Helium-Filled Planar Triode Tube S","url":"/python/html6/menu_attr_pair/1000/39000000/39977000/menu_attr_pair_Title_3BScientificU18557TeltronHeliumFilledPlana_1_b4758e6743.html"},{"value":"Educational Science Kits","url":"/python/html6/menu_attr_pair/1000/88000000/88727000/menu_attr_pair_Title_EducationalScienceKits_1_fa1306e237.html"},{"value":"Industrial & Scientific","url":"/python/html6/menu_attr_pair/1000/229000000/229682000/menu_attr_pair_Title_IndustrialScientific_1_7172804015.html"},{"value":"Science Classroom Measurement Kits","url":"/python/html6/menu_attr_pair/1000/139000000/139090000/menu_attr_pair_Title_ScienceClassroomMeasurementKits_1_39b2c68c54.html"}],"name_url":"/python/html6/menu_attr_pair/1000/39000000/39977000/menu_attr_pair_Title_3BScientificU18557TeltronHeliumFilledPlana_1_b4758e6743.html"},{"name":"TradeInEligible","values":[{"value":"False","url":"/python/html6/menu_attr_pair/1000/5000000/5271000/menu_attr_pair_TradeInEligible_False_1_25846a63db.html"}],"name_url":"/python/html6/menu_attr_pair/1000/5000000/5271000/menu_attr_pair_TradeInEligible_False_1_25846a63db.html"},{"name":"Type","values":[{"value":"Count","url":"/python/html6/menu_attr_pair/1000/203000000/203874000/menu_attr_pair_Type_Count_1_be1384a0c8.html"},{"value":"VARIATION","url":"/python/html6/menu_attr_pair/1000/64000000/64389000/menu_attr_pair_Type_VARIATION_1_ff6e0e4b42.html"},{"value":"ean","url":"/python/html6/menu_attr_pair/1000/253000000/253381000/menu_attr_pair_Type_ean_1_ca8a058b84.html"},{"value":"gtin","url":"/python/html6/menu_attr_pair/1000/12000000/12087000/menu_attr_pair_Type_gtin_1_e3e6b6beba.html"}],"name_url":"/python/html6/menu_attr_pair/1000/203000000/203874000/menu_attr_pair_Type_Count_1_be1384a0c8.html"},{"name":"URL","values":[{"value":"http://ecx.images-amazon.com/images/I/41wr%2BKOzbnL._SL75_.jpg","url":"/python/html6/menu_attr_pair/1000/58000000/58169000/menu_attr_pair_URL_httpecximagesamazoncomimagesI41wr2BKOzbnLS_1_5d738fbb74.html"},{"value":"https://m.media-amazon.com/images/I/41wr+KOzbnL._SL75_.jpg","url":"/python/html6/menu_attr_pair/1000/249000000/249094000/menu_attr_pair_URL_httpsmmediaamazoncomimagesI41wrKOzbnLSL75j_1_65179d49e0.html"}],"name_url":"/python/html6/menu_attr_pair/1000/58000000/58169000/menu_attr_pair_URL_httpecximagesamazoncomimagesI41wr2BKOzbnLS_1_5d738fbb74.html"},{"name":"Unit","values":[{"value":"centimeters","url":"/python/html6/menu_attr_pair/1000/84000000/84268000/menu_attr_pair_Unit_centimeters_1_db2ee25dda.html"},{"value":"inches","url":"/python/html6/menu_attr_pair/1000/45000000/45712000/menu_attr_pair_Unit_inches_1_c49b8ab96a.html"},{"value":"kilograms","url":"/python/html6/menu_attr_pair/1000/260000000/260741000/menu_attr_pair_Unit_kilograms_1_58228a8d5f.html"},{"value":"pounds","url":"/python/html6/menu_attr_pair/1000/148000000/148518000/menu_attr_pair_Unit_pounds_1_62a7fa2d77.html"}],"name_url":"/python/html6/menu_attr_pair/1000/84000000/84268000/menu_attr_pair_Unit_centimeters_1_db2ee25dda.html"},{"name":"Unit_count","values":[{"value":"1.0","url":"/python/html6/menu_attr_pair/1000/223000000/223238000/menu_attr_pair_Unitcount_10_1_a7b7d7c89b.html"}],"name_url":"/python/html6/menu_attr_pair/1000/223000000/223238000/menu_attr_pair_Unitcount_10_1_a7b7d7c89b.html"},{"name":"Units","values":[{"value":"inches","url":"/python/html6/menu_attr_pair/1000/34000000/34111000/menu_attr_pair_Units_inches_1_bdb0d4109a.html"},{"value":"pixels","url":"/python/html6/menu_attr_pair/1000/84000000/84801000/menu_attr_pair_Units_pixels_1_c7fe549e1d.html"},{"value":"pounds","url":"/python/html6/menu_attr_pair/1000/254000000/254184000/menu_attr_pair_Units_pounds_1_0ce017d356.html"}],"name_url":"/python/html6/menu_attr_pair/1000/34000000/34111000/menu_attr_pair_Units_inches_1_bdb0d4109a.html"},{"name":"Variant","values":[{"value":"MAIN","url":"/python/html6/menu_attr_pair/1000/40000000/40436000/menu_attr_pair_Variant_MAIN_1_b26e0d62c8.html"}],"name_url":"/python/html6/menu_attr_pair/1000/40000000/40436000/menu_attr_pair_Variant_MAIN_1_b26e0d62c8.html"},{"name":"WebsiteDisplayGroup","values":[{"value":"biss_basic_display_on_website","url":"/python/html6/menu_attr_pair/1000/57000000/57880000/menu_attr_pair_WebsiteDisplayGroup_bissbasicdisplayonwebsite_1_b542bd740e.html"},{"value":"biss_display_on_website","url":"/python/html6/menu_attr_pair/1000/141000000/141295000/menu_attr_pair_WebsiteDisplayGroup_bissdisplayonwebsite_1_eeb5595d22.html"}],"name_url":"/python/html6/menu_attr_pair/1000/57000000/57880000/menu_attr_pair_WebsiteDisplayGroup_bissbasicdisplayonwebsite_1_b542bd740e.html"},{"name":"WebsiteDisplayGroupName","values":[{"value":"BISS Basic","url":"/python/html6/menu_attr_pair/1000/75000000/75339000/menu_attr_pair_WebsiteDisplayGroupName_BISSBasic_1_963559e62f.html"}],"name_url":"/python/html6/menu_attr_pair/1000/75000000/75339000/menu_attr_pair_WebsiteDisplayGroupName_BISSBasic_1_963559e62f.html"},{"name":"Weight","values":[{"value":"0.49604008950","url":"/python/html6/menu_attr_pair/1000/124000000/124387000/menu_attr_pair_Weight_049604008950_1_992d7b435b.html"},{"value":"1.322773572","url":"/python/html6/menu_attr_pair/1000/209000000/209433000/menu_attr_pair_Weight_1322773572_1_f66c20f976.html"},{"value":"1.65","url":"/python/html6/menu_attr_pair/1000/176000000/176909000/menu_attr_pair_Weight_165_1_4b548228eb.html"},{"value":"1.6975594174","url":"/python/html6/menu_attr_pair/1000/249000000/249811000/menu_attr_pair_Weight_16975594174_1_4eef7c8194.html"}],"name_url":"/python/html6/menu_attr_pair/1000/124000000/124387000/menu_attr_pair_Weight_049604008950_1_992d7b435b.html"},{"name":"Width","values":[{"value":"1034","url":"/python/html6/menu_attr_pair/1000/171000000/171539000/menu_attr_pair_Width_1034_1_9b865420d0.html"},{"value":"11.1023621934","url":"/python/html6/menu_attr_pair/1000/15000000/15243000/menu_attr_pair_Width_111023621934_1_372938cb43.html"},{"value":"11.199999988575998818897639","url":"/python/html6/menu_attr_pair/1000/103000000/103912000/menu_attr_pair_Width_11199999988575998818897639_1_c3a65c156d.html"},{"value":"11.417322823","url":"/python/html6/menu_attr_pair/1000/59000000/59110000/menu_attr_pair_Width_11417322823_1_0bc21ea1fa.html"},{"value":"11.4173228230","url":"/python/html6/menu_attr_pair/1000/199000000/199578000/menu_attr_pair_Width_114173228230_1_6e60798d98.html"},{"value":"28.2","url":"/python/html6/menu_attr_pair/1000/58000000/58697000/menu_attr_pair_Width_282_1_7f720beb85.html"},{"value":"29.0","url":"/python/html6/menu_attr_pair/1000/57000000/57922000/menu_attr_pair_Width_290_1_edf44eea38.html"},{"value":"500","url":"/python/html6/menu_attr_pair/1000/61000000/61456000/menu_attr_pair_Width_500_1_2675d694cc.html"},{"value":"75","url":"/python/html6/menu_attr_pair/1000/211000000/211376000/menu_attr_pair_Width_75_1_1e3c47751f.html"}],"name_url":"/python/html6/menu_attr_pair/1000/171000000/171539000/menu_attr_pair_Width_1034_1_9b865420d0.html"}],"images":[],"distributors":[],"amazon":{"available":true,"products":[{"asin":"B005LY4VHI","title":"3B Scientific U18557 Teltron Helium-Filled Planar Triode Tube S","brand":"3B Scientific","image":"http://ecx.images-amazon.com/images/I/41wr%2BKOzbnL._SL75_.jpg","url":"https://www.amazon.com/dp/B005LY4VHI?tag=atariguidz09-20","features":["Electron tube filled with low-pressure helium gas","Containing a thermionic cathode, control grid and anode","This tube is for quantitative investigations of the typical properties","Discontinuous energy release of helium atoms during inelastic collisions with free electrons","Maximum heater voltage: 7.5 volts AC/DC"]}]},"metadata":{"generated_date":"2026-09-17","last_updated":"2026-09-17","data_sources":["Amazon"],"completeness":0.75,"version":"1.2"}}},"pagination":null,"nav":{"home":"/python/html6/index.html","brands":"/python/html6/menu_brand_index/menu_brand_index_brands_87101ba214.html","parts":"/python/html6/menu_part_index/menu_part_index_parts_909e6bf0ca.html","attributes":"/python/html6/menu_attr_index/menu_attr_index_attributes_d7f67a250d.html"}}