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Sodium Hydrosulfite 85%,88%,90% nutrition ingredients

Sodium Hydrosulfite 85%,88%,90% nutrition ingredients
company CHINSCAPE INDUSTRY (SHANGHAI) CO.LTD
Categories Hydrosulfite
Update2011-03-25
Original RegionChina
Sodium Hydrosulfite 85%,88%,90% nutrition ingredients

Sodium hydrosulfite :85%,88%,90%
Chemical name hyposulphurous acid natrium
Molecular formula Na2S2O4
Appearance white free-flow crystal powders
Smell flavourless or smell of sulfur dioxide
Packing in 50kgs net iron drums with double-layer inner plastic bags.
Main Application:used as reductant in printing and dyeing industry; also used in medicine,mineral processing,,thiourea and sulfide synthesis
Specification:
Industrial:HG/T 2074-1991 JIS K 1476-1995
Food grade :GB 2682-1995

Indexname

90%

88%

85%

Foodgrade

Na2S2O4

≥90%

≥88%

≥85%

≥85%

Iron(Fe)

≤20ppm

≤20ppm

≤20ppm

≤20ppm

Zinc(zn)

≤1ppm

≤1ppm

≤1ppm

≤1ppm

Clarity

Clarity

Clarity

Clarity

Clarity

EDTA

-

-

-

Qualified

Arsenic(As)

-

-

-

≤1ppm

Heavymetals

-

-

-

≤1ppm

Formate

-

-

-

≤0.05%

Waterinsoluble

≤0.05%

≤0.05%

≤0.05%

-

Storageperiod

12

12

12

12

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