Henan Xingfa Bio-Technology Co., Ltd.

Dithionous Acid Disodium Salt, CAS: 7775-14-6, Sodium Dithionite manufacturer / supplier in China, offering Sodium Hydrosulfite, Vinyl Acetate Monomer CAS No: 108-05-4, Glyoxal and so on.

Sodium Hydrosulfite

FOB Price:US $1,000 / Ton
Min. Order (Tons) FOB Price
21+ US $1,000 / Ton
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Min. Order: 21 Tons
Port: Qingdao, China
Production Capacity: 5000mt
Payment Terms: L/C, T/T

Basic Info.

Model NO.:industry grade
Certification:ISO
Purity:80%~90%
Appearance:Powder
Grade Standard:Industrial Grade
Transport Package:50kg Per Drum
Specification:85%, 88%, 90%
Origin:China
HS Code:28311010

Product Description

Product: Sodium Hydrosulfite 85%  
Appearance: white crystal powder  
Specification Tolerance  Result 
Na2S2O4(wt%) 85 min85.8 
Na2S2O5(wt%)                    5.5-7.56.89 
Na2CO3(wt%)                      6max5.7 
Na2S2O3(wt%)                      1max0.42 
Na2SO3(wt%)                      1max0.38 
Fe(ppm)                            20max16 
Water lnsoluble(wt%)0.05max0.04 
Shelf Life(months)1212 
Packing in 50kgs net iron drum with double inner polybags.
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