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Ammonium Sulfide

Ammonium Sulfide / CAS : 12135-76-1

Appearance Light yellow crystal (> - 18 ℃) or colorless liquid, with hygroscopicity. Toxic. Decompose before melting point. It is very soluble in cold water, the aqueous solution is alkaline, decomposes in hot water, soluble in ethanol and alkali solution, and easily soluble in liquid ammonia. It turns yellow after a long time, with hydrogen sulfide and ammonia odor. UN 2683
HS 28139000 DG Class 8
Synonyms Ammonium Bisulfide; Ammoniumsulfid; Ammonium Sulphide; Trueammoniumsulfide; Diammoniumsulfide; Ammonium Sulfude; Ammonium Monosulfide; Ammoniummonosulfide; Ammoniumsulfide((Nh4)2S); Ammoniumsulfide(Solution)
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Properties

Summary

Formula
H8N2S
Molecular Mass
68.14190
Exact Mass
68.04080
PSA
31.78000
Logp
0.76060

Attribute classification

Matter Classification
inorganic
Category
Inorganic Chemicals > Carbide
Food(Feed) Additives > Food Flavors And Fragrances

Chemical and Physical Properties

Melting Point
-18ºC
Density
1 g/mL at 25 °C
Boiling Point
40 °C
Flash Point
90 °F
Appearance
Light yellow crystal (> - 18 ℃) or colorless liquid, with hygroscopicity. Toxic. Decompose before melting point. It is very soluble in cold water, the aqueous solution is alkaline, decomposes in hot water, soluble in ethanol and alkali solution, and easily soluble in liquid ammonia. It turns yellow after a long time, with hydrogen sulfide and ammonia odor.

Export information

HS Code
28139000
Export Rebate
0%
UN No.
2683
DG-Class
8
Risk Code
R11; R31; R34; R50
Safety Label
F; C; N

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