Packaging & Delivery
Packaging Details: 25kg/bag
Delivery: 7 days after payments
Product Name : Sodium Metabisulfite/ Sodium Metabisulphite
CAS.No: 7681-57-4
HS CODE: 2832100000
Appearance: white crystals or crystalline powder
CERTIFICATE OF ANALYSIS
Commodity Sodium Metabisulfite MF Na2S2O5
CAS NO. 7681-57-4 Inspection date 2014-10-12
ITEM AND RESULT
ITEMS STANDARD RESULTS
Na2S2O5 % ≥97.00% 97.22%
Insoluble solid in water % ≤0.005% 0.004%
Fe% ≤0.05% 0.003%
Pb% ≤0.0002% 0.0001%
SA% ≤0.0001% 0.0001%
SO2 ≥65% 65%
PH 4.0-4.6 4.3
Usage
1.Mordant of printing and dyeing;
2.Dechlorinate of textile after bleaching;
3.Sulphonated agent and reducer of chemical industry and pharmacy;
4.Bleach of paper pulp, bamboo and timber bleach ofstapk; Treatment agent of waste water;
5.Rubber solidifying agent
6.Perfume industry is served as hydrocarbon perfume aldehyde
7.The hide profession employ to do to molt dose and pliable dose and wearproof dose
8.The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on,sewage treatment.
Advantage
1) We are specializing in this product for more than 8 years
2) We have a professional team who can provide you high quality products,competitive price and good service
3) Our products are hot sale in the gloabl market, e.g. America,Germany, Poland, Chile, Singapore,Vietnam and so on