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Tianjin Haitong Chemical Industrial Co., Ltd.

Sodium Metabisulfite, Sodium Metabisulphite, Disodium Disulfite manufacturer / supplier in China, offering Sodium Metabisulfite (food grade), Sodium Citrate Food Additives, Dl-Malic Acid Food Additives (HS CODE: 2918199090) and so on.

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Sodium Metabisulfite (food grade)

FOB Price: US $300 / mt
Min. Order: 1 mt
Min. Order FOB Price
1 mt US $300/ mt
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Port: Shanghai, China
Production Capacity: 30, 000 Mt/Year
Payment Terms: L/C, T/T
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Basic Info
  • Model NO.: Food Grade
  • Classification: HS
  • Purity: 90%~99%
  • Grade Standard: Food Grade
  • Molecular Weight: 190.10
  • Application: Bleach Agent e.g.Candies, Cake, Bamboo Shoots, etc
  • Transport Package: 25kg/1000kg Net In Plastic Woven Bag With PE Liner
  • HS Code: 2831102000
  • Appearance: Powder
  • Certification: CCIC, CIQ, RoHS, ISO
  • Type: Sodium Sulfide
  • Molecular Formula: Na2s2o5
  • Appreance: White or Light Yellow Crystalline Powder
  • Trademark: Haitong
  • Origin: China
Product Description

Sodium Metabisulfite (food grade)

Product Name: Sodium metabisulfite

CAS No.: 7681-57-4

H. S Code: 2831102000

Molecular weight: 190.10

Appearance: White crystalline powder, free from extraneous matter with a faint odour of sulphur dioxide gas...

Package: 25kg / 1000kg net in plastic woven bag with PE liner.

Application: Used as a food preservative. It is a slight hazy solution free from inappropriate impurities. These sulphites are available in white and faint cream crystalline free flowing powder and are widely used in photographic chemical and preservative chemical.Used in medicine when producing chloroform,solasulfone and methnylal;used as coagulant in rubber industry; used as dechlorided agent or assistants in printing and dyeing industry; used to improve leather properties in leather industry; used as developing agent in photosensitivity industry; used when producing hydroxyl geranial, hydrochloric hydroxylamine in chemical industry; used as bleaching agent, antiseptics,  antioxidant, food industry.

ItemsTechnical gradeFood grade
Assay96% min97% min
Assay as SO265% min65% min
Water insoluble0.05% max0.05% max
Ferric (Fe)0.003% max0.003% max
pH value4.0-4.64.0-4.6
Lead (Pb)**0.002% max
Arsenic (As)**0.0002% max
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