Product Name :
SODIUM METABISULFITE
Overview
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CAS No :
7681-57-4
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Einecs No :
231-673-0
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HS Code :
2832100000
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Grade Standard :
Food Grade, Tech Grade 97%min
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Appearance :
white crystal powder
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Packaging Details :
25KG/BAG,1000KG/BAGS
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Application :
"Food grade:In food additive, as Bleach, Leavening agent as well as Antioxidant Preservative. Industry garde: Used in dyeing, organic synthesis, printing, leather, pharmaceutical industry."
Product Description
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.
Molecular Formula : Na2S2O5
Molecule Weight : 190.12
CAS NO .: 7681-57-4
Appearance : White Free Flowing Fine Crystal or Powder
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.
ITEMS | UNIT | STANDARD | |
FOOD GRADE | TECH GRADE | ||
Na2S2O5 | % | 97 Min | 97 Min |
SO2 | % | 65 Min | 65 Min |
Iron (Fe) | PPM | 30 Max | 50 Max |
Heavy Metals as Pb | PPM | 5 Max | 10 Max |
Arsenic | PPM | 1 Max | 1 Max |
PH value | 4~4.6 | 4~4.6 | |
Application:
Food agrade:In food additive, as Bleach, Leavening agent as well as Antioxidant Preservative.
Industry garde: Used in dyeing, organic synthesis, printing, leather, pharmaceutical industry.
Others
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