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Sodium Hydrosulfide

Supplier From China
Feb-13-09

The specific descriptions of the product are as follows:
(1)Product: sodium hydrosulfide flake
(2) CAS NO.: 16721-80-5
(3) Molecular Formula: NaHS
(4) Molecular Weight: 56.06
(5) Purity: 70%min
Na2S: 3%max
Fe: 0.003%max
(6) Uses: Mainly used for making ammonium sulfide, dyeing, tanning, molting, mill running, chemical industries etc.
(7) Package: Packed in 25kg plastic woven bag
(8) Minimum Order: 1*20í»FCL
(9) Delivery Time: Within 15 days
(10) Payment: T/T & L/C at sight
(11) Country of Origin: China


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Sodium hydrosulfide cas no :16721-80-5 molecular formula : nahs molecular weight : 56.06
Output/mon:5000mt predominance: less impurity and higher content of nahs
Item
Specification
Solid basis
Liquid basis
Nahs·+% fª
75 70 40 35
Na2s·+% f_
2 3 1 1.5
Na2so3·+% f_
1 1.5 - -
Fe·+% f_
0.003
0.003
- -
Na2co3·+% f_
0.6
1 - -
Insolubles in water·+% f_
0.005
0.005
- -
Synonyms: sodium hydrogen sulphide, sodium hydrogen sulfide, sodium sulfhydrate, sodium bisulphide.
Properties:white needle system crystal, easily being deliquescent, soluble in water and alcohol, water solution with strong alkaline. Reacted with acids and liberates hydrogen sulfide. Industrial grade is generally in solution form with pale yellow color, slight rotten egg smell.
Packing: 25kgs net in pp bags with pe liner, or 900kg bag with salver.
Storage: keep only in closed, properly labeled containers. Do nor store in zinc, aluminum, or copper containers. Store in cool, dry, ventilated area to prevent it from being deliquescent. Separated from acids, acidic materials, oxidizing agents





Packing: net 25kg woven bags
Mar-30-20
 
NaHS Sample Results

Description UoM Value
Na wt.% 12.24
Na2S wt.% 0.62
NaHS wt.% 28.93
NaOH wt.% 0.00
Total Sulfide wt.% 16.79
H2O wt.% 41.42
pH - 12.35
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Specification of sodium hydrosulfide(nahs)min 70% flake:
Item Content
Nahs%min 72
Na2s% max 2.5
Na2so3% max 1.5
Fe max ppm 20
Na2co3% max 1
Insolubles in water% max0.005

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