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Sodium Metabisulfite
Chemical Name:Sodium Metabisulfite
Molecular:Na2S2O5
CAS NO: 7681-57-4
HS CODE: 28321000
Appearance: White or slightly yellow crystal powder
Whiteness: 85.2
Food grade certification: Iso22000, Halal, Kosher
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Project
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Target
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Test Result
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Content(Na2S2O5): %
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≥97
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98.10
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SO2: %
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≥65.0
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66.56
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Iron(Fe): %
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≤0.002
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0.0014
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As: %
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≤0.0001
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0.0001
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Water Insoluble Matter: %
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≤0.02
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0.01
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PB: %
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≤0.0005
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0.00048
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PH:
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4-4.8
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4.45
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Application:
Food grade:
1 Bleach agent(e.g. candies, cake, bamboo shoots , etc)
2 Loose agent(e.g. bread, cracker etc)
3 Antiseptic and germicide(e.g. fruit juice, tinned food brews, the cereals food is defended storage etc)
4 Inhibitor and freshen agent(e.g. day lily, seafood, fruit and vegetable etc)
Industrial grade:
1 Mordant of printing and dyeing
2 Dechlorinate of textile after bleaching
3 Sulphonated agent and reducer of chemical industry and pharmacy
4 Bleach of paper pulp, bamboo and timber bleach; Treatment agent of waste water
5 Rubber solidifying agent
6 Perfume industry is served as hydrocarbon perfume aldehyde
7 The hide profession employ to do to molt dose and pliable dose and wearproof dose
8 The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment
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