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Product Details:
Payment & Shipping Terms:
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| Name: | Sodium Pyrosulfite Industrial Grade | Other Name: | Sodium Metabisulfite Industrial Grade |
|---|---|---|---|
| Color: | White Crystalline | Grade: | Industrial Grade |
| Usage: | Photo Developer | Inspection: | SGS,BV |
| High Light: | sodium metabisulfite powder,sodium meta bi sulphate |
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SODIUM PYROSULFITE/SODIUM METABISULFITE
Application of make sodium metabisulfite :
(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)Medical Grade: It is is an antioxidant additive in inject able medicines and is also used as a reducing agent in pharmaceuticals.
Product Description
We are a main supplier of 98% Sodium Metabisulfite in China. We can supply you 98% Sodium Metabisulfite with competitive price. The details of the product as follow:
Sodium Metabisulfite
Molecular Formula: Na2S2O5
Molecule Weight: 190.12
CAS NO.:7681-57-4
EC:231-673-0
UN: 2693
HS:28321000
Quality:
ITEM |
QUALITY INDEX |
| Result | |
| Content of Na2S2O5 (calculated by dry base) % |
97.2% |
| Content of SO2 | 65% |
| Content of chloride(NaCl) (calculated by dry base) % |
0.1 |
| ARSENIC | 0.0001 |
| Content of insolubles in water (calculated by dry base) % |
0.017 |
| Moisture % | 1.0 |
| Heavy Metal(AS Pb) | 0.004 |
| Iron(Fe) | 0.0009 |
| PH Value | 4.5 |
| Appearance of product | White fine crystal with slightly yellowish |
| Packing | 25kg/bag, polywoven plastic bag outer , and PE film bag inner |
| Result | FIRST QUALITY |
| Remark |
Storage: store the products in dry and cool place.
Appearance: white free flowing fine crystal or powder.
Property: white or light yellow crystal powder, a strong smell of sulfur dioxide, relative density is 1.4, easy to dissolve in water and glycerin, water solution. It has acidity, and its solubility will become large while raising the temperature and is less to dissolve in ethanol.
Packing: packed in 25kg plastic woven bag, 25kg Kraft paper bag, 25kg PE bag, 500kg/1000kg/1100kg/1200kg jumbo bag or as per the buyer's requirement.
Contact Person: Ms.xie
Tel: +8613975090964
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