high-pure helium Suppliers, high-pure helium Manufacturers.
Sichuan Tuozhan Special Gas Co., Ltd.
high-pure helium
Category :
Inorganic chemicals/OthersCAS NO :
EC NO :
Molecular Formula :
Molecular Weight :
Main Specifications :
He ≥99.999%Product description :
Ne ≤4vpm H2 ≤1vpm O2+Ar ≤1vpm
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