Specification :

1.Name of product: Sodium metabisulfite SMBS
HS Code: 28321000
CAS No: 7681-57-4
EINECS No.: 231-673-0
Purty: 64% , 96% , 97%
Molecular formula: Na2S2O5
2.Appearance: White powder
Analytical item Technique Index
sodium metabisulfitee 64
sodium sulfite 3
sodium sulphate % d 1.5
sodium chloride % d 0.1
moisture % d 0.05
insoluble % d 0.1
iron 10 ppm
heavy metals 10 ppm

3.Applications: It is used as a food additive, leaching agent for textile fibres;
Colors stripper and dechlorination; Preparation of Indigo Vat Dye;
Solubilizing and acidyfing agent for leather industries; Bleaching agent for paper pulps; Preservative and sterilisation agent for food industries
4.Packing: 25 kg in net PP bag, 25MT in the 20' FCL

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