| package: | |
|---|---|
| Quantity: | |
96.5%
FONDLAND
2832100000
Product Description
【 Use 1 】
Used as bleach, mordant, reducing agent, rubber coagulant, also used in organic synthesis, pharmaceutical and fragrance
【 Use 2 】
Used as chromatographic reagents, preservatives and reducing agents in the dye and pharmaceutical industries
【 Use 3 】
Sodium pyrosulfite is more strongly reducing than sulfite and acts in a similar way to sodium sulfite. China stipulates that it can be used for preserves, cookies, sugar, rock sugar, caramel, candy, glucose, liquid glucose, bamboo shoots, mushrooms and canned mushrooms, with a maximum usage of 0.45g/kg. Residues of preserves, bamboo shoots, mushrooms and canned mushrooms, grapes and black currant concentrate (as SO2) less than 0.05/kg; Biscuits, sugar, vermicelli and other varieties of residue less than 0.1g/kg; The residual amount of liquid glucose should not exceed 0.2g/kg.
【 Use 4 】
Used in food industry as bleach, preservative, loose agent, antioxidant, color protection and fresh-keeping agent.
【 Application 5 】
The pharmaceutical industry is used to produce chloroform, phenylpropanone and benzaldehyde. Rubber industry used as a coagulant. Printing and dyeing industry used as dechlorination agent after cotton bleaching, cotton cooking auxiliary. Leather industry for leather processing, can make leather soft, full, tough, waterproof, anti-folding, wear and other properties. Chemical industry for the production of hydroxyvanillin, hydroxyamine hydrochloride and so on. Photosensitive industry used as developer, etc.
【 Application 6 】
Food additives, analytical reagents, preservatives, reducing agents, antioxidants, bleach agents
COA
Chemical products and food additives have high requirements for product parameters, so we show you the COA index of this product for your reference, please contact us further according to your actual needs; We have a professional chemical sales and logistics team with rich experience in product, transportation and customs clearance.
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food grade sodium metabisulfite--COA
PRODUCT NAME: | SODIUM METABISULPHITE | Food grade |
PACKAGE : | 25KG/1250 KG BAGS WITH PALLETS | |
ITEMS | STANDARD | RESULT |
Na2S2O5 | 97% MIN | 97.50% |
SO2 | 65%MIN | 65.68% |
Iron (Fe) | 0.003%MAX | 0.0018% |
Heavy Metals as Pb | 0.0005% MAX | 0.0004% |
Chloride(CL) | 0.01%MAX | 0.008% |
Arsenic | 0.0001% MAX | 0.00006% |
Water Insoluble | 0.05%MAX | 0.03% |
PH value | 4-4.6 | 4.5 |
Industrial grade sodium metabisulfite--COA
ITEM | SPECIFICATION | TEST RESULT |
Na2S2O5 content : | 96.0%min | 97.1% |
Heavy metals (as Pb) : | 0.001%max | 0.0003% |
Iron (Fe) : | 0.005%max | 0.0032 |
Water insoluble : | 0.05%max | 0.01% |
Sodium Chloride (NaCl): | 0.05% max | 0.05% |
Arsenic (As) : | 0.0002%max | 0.0001% |
PH Value : | 4.2 -4.8 | 4.5 |
Package
25kg 1000kg jumbo bag
Usage
(1) Bleach agent (e.g. candies, cake, bamboo shoots, etc); Loose agent (e.g. bread, cracker etc); Antiseptic and germicide (e.g. fruit juice, tinned food, brews, the cereals food is defended storage etc); Inhibitor and freshen agent (e.g. day lily, seafood, fruit and vegetable etc).
(2) Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of Stap; Treatment agent of waste water; Rubber solidifying agent Perfume industry is served as hydro carbon perfume aldehyde
The hide profession employ to do to molt dose and pliable dose and wearproof dose; sewage treatment, and so on .
(3) In chemical synthesis in the production of acrylic fibre, vitamin K, vitamin A, pharmaceutical intermediates, etc.
(4) The sensitize industry is served as the
