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Sodium Metabisulfite buy in Beijing
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Sodium Metabisulfite

Sodium Metabisulfite

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China, Beijing
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Product Description

Sodium Metabisulfite:

Appearance: White or light yellow crystalline power;
Molecular Formula: Na2S2O5
CAS No.: 7681-57-4
Place of Origin: Hebei, China(Mainland)


Item Specification
Food Grade Tech Grade
Appearance White or Slightly Yellow Crystalline Powder
Content 97.0% Min 97.0% 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
As 1 ppm max
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Sodium Metabisulfite
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