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產品簡介
來源: | 作者:Tiandeli-selena | 發布時間: 2018-01-19 | 630 次瀏覽 | 分享到:

Chemical Name: Sodium Hydrosulfide 

Product NO.: 28301090

CAS No.: 16721-80-5 
Molecular Formula: NaHS 
Molecular Weight: 56.06 

Standard: GB/T 23937-2009

Physical and Chemical Properties: 
1)Physical State: Yellow flake and solid 
2)Solubility in Water: Very Soluble 
3)Stability: Stable under ordinary conditions


Appearance: Colorless or light yellow, volatile, flammable liquid.


Function and Usage:
1).used in pulp and paper industry in the kraft process;
2).used in water treatment as an oxygen scavenger agent;

3).used in the photographic industry to protect developer solutions from oxidation;
4).used in textile industry as a bleaching,as a desulfurising and as a dechlorinating agent and in leather trade for the sulfitisation of tanning extracts;
5).used in chemical manufacturing as a sulfonation and sulfomethylation agent;
6).used in the production f rubber chemicals,sulfur dyes and other chemical compounds;
7).used in other applications including ore flotation,oil recovery,food presevative,making dyes,and detergent. of fertilizer and pesticide.

 

Specifications:

Item 

Index

NaHS(%)

70% Min

Fe

30ppm Max

Na2S(%)

3.5% Max

Na2SO3(%)

1.5% Max

Na2CO3(%)

1.0% Max

Water Insoluble(%)

0.005% Max

 

Packing Details:

1).Flakes packed in 25kg/900kg plastic woven bags
2).Solid fused packed in 150kg/320kg iron drums

 

Handling and 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.