无码熟妇人妻av在线电影_午夜免费啪啪剧场_久久人人爽天天玩人人妻精品_亚洲欧美一级夜夜夜夜爽W

     
Hydrogen sulfide
hgm
PDF 166034
Hydrogen sulfide (H2S) is a flammable acidic toxic gas, colorless, with a smell of rotten eggs at low concentrations and highly toxic.
Product characteristics
Hydrogen sulfide is soluble in water and easily soluble in alcohols, petroleum solvents and crude oil. Hydrogen sulfide is a flammable and dangerous chemical. It can form an explosive mixture when mixed with air. It can cause a combustion explosion when exposed to fire or high heat.
Application instructions
Hydrogen sulfide is commonly used in the manufacture of phosphors, electro-luminescence, photoconductors, photoelectric exposure meters, infrared window materials, etc.
Application instructions
Energy and Chemicals
Electronics