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SSA sodium sulfite for paper use, waste water treatment, bleaching and tanning

SSA sodium sulfite for paper use, waste water treatment, bleaching and tanning

SSA sodium sulfite for paper use, waste water treatment, bleaching and tanning
SSA sodium sulfite for paper use, waste water treatment, bleaching and tanningSSA sodium sulfite for paper use, waste water treatment, bleaching and tanningSSA sodium sulfite for paper use, waste water treatment, bleaching and tanningSSA sodium sulfite for paper use, waste water treatment, bleaching and tanningSSA sodium sulfite for paper use, waste water treatment, bleaching and tanning
CategoriesSodium sulfite
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ModelSodium Sulfite
Mol wt:126.04
Place of Origin:Hunan, China (Mainland)
HS CODE:28321000
Brand nameRongda
Melting point500C
Water solubility23 g/100 mL (20℃)
Purity90%, 93%, 96%, 97%
Production methodsynthesis method
Unit PriceUS $ 290-305 / metric ton
FOB portChangsha etc
Terms of PaymentL/C, D/P, T/T
Update Time2019-09-18
Detail Information

Sodium Sulfite

1.Purity:96% 
2.CAS no.:
7757-83-7 
3.MF:Na2SO3 
4.
White crytal powder



 

5.Usage

(1) Industry Grade : Used in Dyeing and printing Industry ,as dechlorinating agent and bleaching agent, in leather and tanning industry as bleaching agent , developer agent , reductant agent , stabilizer agent , or used in papermaking, electronic and water treatment industry.

6.Storage

 Sodium sulfite should be stored in a dry and cool place.

 7.Speicificaion

Specification for Industry Grade :

Item

Quality Index

Industry Grade

Purity ( As Na2SO3)

96.0% min

Sodium sulphate ( SO4)

2.0% max

Chlorides ( As NaCL)

0.5% max

Arsenic ( As )

-

Heavy metals ( As Pb )

-

Iron (Fe)

0.005% max

Water insolubles

0.05% max


 

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