EC No 231-673-0 Sodium Metabisulfite Food Grade So2 65% SMBS Na2S2O5 97%

Sodium metabisulfite For food grade

Packaging

Totally packed in paper bags or PP woven sacks net each with white or yellow color;

inner with double plastic lining;

net weight per bag is 25kg, 50kg and 1000kg;

or made to customer's request.

You can choose 20ft container or 40ft container with pallets or without pallets according the quantity of the cargo.

Different cargo, different capacity. For example, 20ft container can load 20MT STPP while 17MT PVC Resin.

Shipping

10 days after order confirmation

7-10 days after receiving 30%TT OR LC

7-10 days after receiving 30% Deposit or LC

2 weeks after confirm order. Some of the products can be supplied within 7 days on the

strength of EDC warehouse.

7.Nature:
white or light yellow crystalline powder , relative density is 1.4 . Soluble in
water (when20 ° C, 54g/100ml water; when 100 ° C, 81.7g/100ml water),
acidic aqueous solution. Soluble in glycerine, slightly soluble in ethanol.
Moisture easily decomposed, exposed in the air easily oxidized into
sulfate. Exposure to emit sulfur dioxide and acid generated the corresponding
salts. Heated to 150 ° C decomposition.
8.Usage:
Pharmaceutical industry for the production of chloroform, benzene, styrene
sulfone, and formaldehyde. Rubber industry as a coagulant. Bleached cotton
printing and dyeing industry as the dechlorination agent, cotton scouring agent.
Leather tanning industry for processing, make the leather soft, plump, tough,
waterproof, bending, wear and other properties. The chemical industry for the
production of vanillin hydroxyl, hydroxylamine hydrochloride and so on.
Sensitive industries such as reagent. The food industry as a bleaching agent,
preservatives, leavening agent, antioxidant, color agents and the insurance agent.
According to China GB2760-86 provides that: as a preservative for the wine, the
greatest use of 0.25g/kg; as bleaching agent for glucose, sugar, bamboo, rattan
and other mushrooms, no more than 0.45g/kg; residue (SO2 total), bamboo shoots,
mushrooms are not allowed more than 0.025k/kg.