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Sodium sulfideCAS#1313-82-2

Chemical Name：Sodium sulfide

CAS No.:1313-82-2

Appearance:Yellow flakes

Molecular Formula：Na2S

Molecular weight:78.04

Sample: Available

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Product Details

Products Description of Sodium sulfideCAS#1313-82-2

Sodium sulfide industrial product purity ≥ 99%, white crystalline powder (pure) or reddish-brown (industrial), with rotten egg odor. Melting point 1180℃ (decomp), boiling point decomposes. Vapor pressure negligible (25℃), relative density 1.86 (20℃). Solubility in water: soluble, slightly soluble in ethanol, insoluble in ether. Oxidizes in air, incompatible with acids and strong oxidizers.

Parameters

Melting point	950 °C(lit.)
density	1.86 g/mL at 25 °C(lit.)
storage temp.	Refrigerator (+4°C)
solubility	H2O: 0.1 g/mL, clear, colorless
form	flakes
color	Yellow
Specific Gravity	1.856
Odor	Rotten egg odor
Water Solubility	186 g/L (20 ºC)
Sensitive	Hygroscopic
Crystal Structure	Reverse CaF2 type
crystal system	Cube
Merck	14,8681
Space group	Fm3m
Lattice constant	a/nmb/nmc/nmα/oβ/oγ/oV/nm30.6540.6540.6549090900.2797
Dielectric constant	5.0（Ambient）
Stability:	Spontaneously flammable. Incompatible with acids, metals, oxidizing agents. Contact with acid liberates toxic gas. Fine dust/air mixtures are explosive. Hygroscopic.
InChIKey	CXPWOVUZRAFMDA-UHFFFAOYSA-N
CAS DataBase Reference	1313-82-2(CAS DataBase Reference)
NIST Chemistry Reference	Sodium sulfide(1313-82-2)
EPA Substance Registry System	Sodium sulfide (1313-82-2)

Safety Information

Hazard Codes	C,N,Xn
Risk Statements	31-34-50-22
Safety Statements	26-45-61-36/37/39
RIDADR	UN 1849 8/PG 2
WGK Germany	2
RTECS	WE1905000
F	3-8-9-23
TSCA	Yes
HazardClass	4.2
PackingGroup	II
HS Code	28301010
Hazardous Substances Data	1313-82-2(Hazardous Substances Data)

Product Application of Sodium sulfideCAS#1313-82-2

It can be used for the production of high-grade sulfur dye and high-quality leather. It can be used in the production of high-grade paper production in the paper industry.
In the dye industry, it can be used for the production of sulfur dye and is the raw material of sulfur green and sulfur blue. In the printing and dyeing industry, it can be used as a facilitator agent for dissolving sulfur dye. In the tanning industry, it can be used for the hydrolysis for hair removal of raw skin and also used for the preparation of sodium polysulfide to help accelerate soaking and softening of dry skin.

Factory and Equipment Show

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