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CAS number: 7681-57-4
Molecular formula: Na2S2O5
Molecular weight: 190.12
Item Specification
Food Grade Tech Grade
Appearance White or Slightly Yellow Crystalline Powder
Content 98.0% Min 98.0% Min
SO2 65.0% Min 65.0% Min
Na2S2O4 2.0% Max 2.0% Max
Insolubles In Water 0.05% Max 0.05% Max
Particle Size 85% (Mesh 200) 85% (Mesh 200)
pH 4.5 -5.5 4 -4.6
Fe 5ppm max 5ppm max
Heavy Metal 10 ppm max กก
As 1 ppm max กก
Usage:
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).
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.
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| Company: |
Tianjin Meilian Chemicals(jinan branch)
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| Contact: |
Ms. liu haiyan |
| Address: |
121 wuyingshan middle road,tianqiao district |
| Postcode: |
250001 |
| Tel: |
0531-85951562 |
| Fax: |
0531-85951562 |
| E-mail: |
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