1. Sodium Metabisulphite For Food Use
Molecular Formula: Na2S2O5
Molecule Weight: 190.10
Appearance: White or light yellow crystalline powder
Quality standard: GB1983__1998

Company standard

Item Index
Content (as Na2S2O5) ¡Ý 97.5
Iron(as Fe) % ¡Ü 0.001
Clarify degree clearly
Heavy metals(as Pb) % ¡Ü0.0005
Arsenic(as As) % ¡Ü 0.0001

Main uses:
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)

Packaging: In polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.

Netweight: 25, 50, 1000kilograms per bag or following your demand.

2. Sodium Metabisulphite For Industrial Use
Molecular Formula: Na2S2O5
Molecule Weight: 190.10
Appearance: White or light yellow crystalline powder.
Quality standard: HG/T2826__1997

Company Standard

Item
Value

Content(as Na2S2O5 ) %
¡Ý 97.0

Fe % (as Fe) %
¡Ü 0.0015

Water-Insoluble %
¡Ü 0.01

Arsenic(as As) %
¡Ü 0.0001

Main uses:
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 stapk; Treatment agent of waste water;
Rubber solidifying agent
Perfume industry is served as hydrocarbon perfume aldehyde
The hide profession employ to do to molt dose and pliable dose and wearproof dose,
The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; Sewage treatment.

Packing: In polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.

Net weght: 25, 50, 1000kilograms per bag or following your demand