Liquid Helium, also known as Helium-4 and Helium (cryogenic liquid), is a colorless, odorless, cryogenic liquid. Liquid Helium can cause dizziness and drowsiness, severe frostbite and rapid suffocation. Caution should be used as this is an extremely cold liquid under pressure. For more information visit our MSDS database.
|US Shipping Name||Hazard Class||Label||UN Number|
|Helium, Refrigerated Liquid||2.2||Nonflammable Gas||1963|
|Formula||MSDS||CAS Number||General Description|
|He||4600||7440 - 59 - 7||Colorless, odorless, nonflammable cryogenic liquid and gas.|
|Part Number||Product Specifications||Connection CGA||Container Style||Content||Gross Weight||Relief Setting psig|
O2 < 1 ppm
H2O < 2 ppm
CO2 < 1 ppm
CO < 1 ppm
THC < 0.1 ppm
N2 < 5 ppm
H2 < 1 ppm
Ne < 2 ppm
|Coupling for 3/8" or 1/2" transfer tube||LT30
|Coupling for 5/8" or 3/4" transfer tube||LT250
All liquid helium containers are of non-magnetic, stainless steel construction.
LT250 and LT500 containers have electric automatic pressure building units.