Items Standard
Appearance Brown liquid
Insoluble Salts (%max) 0.01
Soluble Iron (%max) 0.0001
Free Sulphur (%min) 14.5
Sodium Thiosulphate (%max) 14.0
Sodium Sulphide (%max) 13.5
Ratio of Polysulphide to Sulphide Sulphur 3.6-4.7
CAS NO:1344-08-7
EC NO:215-686-9
分子式:Na·H2S
分子量:57.0718
别 名:
结构式: