Product Specifications
| Prod Model: |
Sodium metabisulfite 98% |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Purity: |
98% |
| Application: |
Bleach Agent, Loose Agent,Antiseptic and Germicide |
| Grade Standard: |
Food Grade |
| Type: |
Sodium Metabisulfite |
Product Description
Food Grade SMBS Sodium Metabisulfite 98%min
Product name: sodium metabisulfite ; sodium pyrosulfite
CAS NO: 7681-57-4
Molecular Formula: Na2S2O5
Molecular Weight: 190.10
Appearance: White or light yellow crystalline powder
Purity: 98%
Packing : Plastic woven bag lined with plastic bag, net weight 25kg
Loading capacity of 20GP: 25MT
Specification: | Item | Quality Index |
| Food Grade | Industry Grade |
| Purity ( As Na2S2O5) | 98.0% min | 96.0% min |
| Sulfur Dioxide( SO2) | 65.0% min | 65.0% min |
| Arsenic ( As ) | 0.0002% max | - |
| Heavy metals ( As Pb ) | 0.0005% max | - |
| Selenium (Se ) | 0.0005% max | - |
| Iron (Fe) | 0.001% max | 0.002% max |
| Water insoluble | 0.02% max | 0.05% max |
| PH value : | 4.0-4.8 | 4.0-4.8 |
| Remark : | Conformed with FCC V and E 223 Standard |
Application:
(1) Food Grade: 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) Industry Grade: 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) Pharmaceutical Grade: In chemical synthesis in the production of acrylic fibre, vitamin K, vitamin A, pharmaceutical intermediates, etc.
(4) Photo Grade: The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose.
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