Zhengjia Chemical Industry

China Manufacturer with main products: Sles, Labsa, Detergent Powder, Caustic Soda, Titanium Dioxide, Zinc Oxide, Stearic Acid, Sodium Nitrate

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Sodium Metabisulphite

Shipping: within 10 days after receive the deposit
Payment Terms: L/C, T/T(Bank Transfer), Western Union

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Specifications

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 ) %
≥ 97.0
Fe % (as Fe) %
≤ 0.0015
water-Insoluble %
≤ 0.01
Arsenic(as As) %
≤ 0.0001
Chinese standard
Item
Value
Top-grade
First grade
Qualified product
Content(asNa2S2O5 ) %
≥ 96.0
≥ 94.0
≥ 92.5
Fe %(as Fe)
≤ 0.005
≤ 0.010
≤ 0.015
water-Insoluble %
≤ 0.05
≤ 0.05
≤ 0.10
Arsenic(as As) %
≤ 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.
 We welcome your orders for bromide products, magnesium chloride, industrial crude salt and bittern serial chemicals.

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