Sodium hydrosulfide CAS#16721-80-5

CAS Number: 16721-80-5
Chemical Formula: HNaS
Synonyms:

sodiummercaptan
hydrogenosulfuredesodium,dihydrate
hydrogensodiumsulfide

Appearance: White Powder

MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)

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Product Details

Sodium hydrosulfide is a colorless to light yellow crystalline solid or fused mass. Sodium hydrosulfide is corrosive to skin and metal. Used in paper pulping, manufacturing dyes, and dehairing hides.

Sodium hydrosulfide Chemical Properties

Melting point	55°C
density	1,79 g/cm3
RTECS	WE1900000
Fp	90°C
solubility	soluble in H2O, EtOh, ethyl ether
form	Solid
color	Off-white
Odor	Rotten eggs odor
Water Solubility	620 g/L (20 ºC)
Sensitive	Moisture Sensitive & Hygroscopic
Stability:	Stable, but hygroscopic. Flammable solid. May ignite in air.
InChI	InChI=1S/Na.H2S/h;1H2/q+1;/p-1
InChIKey	HYHCSLBZRBJJCH-UHFFFAOYSA-M
SMILES	[Na]S
CAS DataBase Reference	16721-80-5(CAS DataBase Reference)
EPA Substance Registry System	Sodium hydrosulfide (16721-80-5)

Safety Information

Hazard Codes	C,F
Risk Statements	31-34
Safety Statements	25-36/37/39-45-50A
RIDADR	2318
TSCA	TSCA listed
HazardClass	4.2
PackingGroup	II
Hazardous Substances Data	16721-80-5(Hazardous Substances Data)

Product Application of Sodium hydrosulfide CAS#16721-80-5

In paper pulping, in dyestuffs processing, in rayon and cellophane desulfurizing, in unhairing hides and as a bleaching reagent Sodium hydrogen sulfide is used in cloth, paper, pulp and dyestuff industries. It acts as a floating agent in copper mining as well as to remove hairs from hides in leather industries. It is also used as an intermediate in synthetic chemistry. It is utilized as a raw material in the production of ammonium sulphate and ethanethiol.

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