Sodium hydrogen sulfide

- Jan 17, 2019-

Sodium hydrogen sulfide

CAS 16721-80-5

EINECS 240-778-0

Molecular formula NaHS

Molecular weight 56.0627

Physicochemical properties

Colorless acicular crystal, easy to deliquescence. Industrial products are usually solutions, orange or yellow.

Solubility is easy to dissolve in water and alcohol, water solution is strong alkaline.

Melting point 55 degree C

Flash point 90 degree C

Water soluble 620 g/L (20 degree C)


Used as intermediates of various organic products and assistants of sulfur dyes, also used in leather dehairing, desulfurization of mucilage filaments, fertilizer and pesticide production.