It is primarily used in pulp and paper industry. It is used as an oxygen scavenger agent , in the photographic industry to protect developer solutions from oxidation, in textile industry as a bleaching, as a desulfurizing and as a dechlorinating agent and in leather trade for the sulfitization of tanning extracts. It is used in chemical manufacturing as a sulfonation and sulfomethylation agent. It is used in the production of sodium thiosulfate. It is use in other applications include ore flotation, oil recovery, food preservative, making dyes, and detergent. It is mainly used in medicine, tannage and tanning.
Sodium Sulfite Food Grade
WC Code: 19-047-02
Sales Specification
Appearance: White Powder
Na2S2O3: 97.0% Min
Sodium Sulphate: 2.5% Max
Iron (Fe): 0.002% Max
Water Insoluble: 0.02% Max
Free Alkali (Na2CO3): 0.3% Max
As: 0.0002% Max
Heavy Metal (Pb): 0.001% Max
Packing
50 lb paper bag , 44 bags per pallet
Sodium Bisulfite Anhydrous FCC is used as a catalyst, reducing agent, and preservative , as a reducing agent in sulfites to sulfates conversion, as a food preservative in the food industry, a bleach for wool for the textile industry, as a reducer in laundry, a antiseptic in fermentation and an additive for copper and brass plating. It is used in brewing barrels, dyeing vats, and paper production and, in fixing baths for photography. Its used in cosmetics as a reducing agent in hair waving and straightening hair products. Sodium Bisulfite Anhydrous FCC (Wintersun) WCode: 19-085-001 Sales Specifications Molecular Formula: NaHSO3 Molecular Weight: 104.06 Appearance: White Crystal Grain Main Content (as NaHSO3): 99% Min Water-Insolube: 0.03% max Chloride (Cl): 0.05% max Iron (Fe): 0.004% max Heavy Metal (Pb): 0.001% max Arsenic (As): 0.0002% max Packing 50 LB Paper Bag, 44 Bags per Pallet
Commodity:Sodium sulfite Molecular Formula: Na2SO3 Molecule Weight: 126.04 Appearance: white or light yellow crystalline powder Item Value Top-grade First grade Qualified product sodium sulfite (Na2SO3),% 98.0, 96.0, 93.0 Fe,% 0.003 0.005 0.02 water-Insoluble ,% water-Insoluble ,% 0.02, 0.03, 0.05 Free alkali(as Na2SO3),% 0.10, 0.40, 0.80 Sulfate(as Na2SO4),% 2.5 Chloride(as NaCl),% 0.10 Uses: used in leather and tannage, plant bleaching agent, reductant Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc. Net weight: 25,50,1000kilograms per bag or following your demand.
Commodity: Sodium Sulphate anhydrous Product Nature Molecular formula: Na2SO4 Molecular weight: 142.04 Property: white granular crystal or powder Use As filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass, dye and used as filler, dyeing auxiliary, laxative, antidote, t also can be used in fiber, leather, metallurgy, enamel and soap. Specifications Item GB6009-2003 Type First grade Result of common product Result of neutral product Na2SO4 99.0 99.20 99 40 Water insoluble matter %0.05 0.02 03 Ca & Mg %(Mg) 0.15 0.02 02 Chloride %(Cl) 0.35 0.23 20 (Fe) 0.002 0.0001 0001 Moisture % 0.20 0.02 02 Whiteness % 82 88 85 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
Sodium Acetate E262, CAS no.127-09-3, is a sodium salt of acetic acid, available as a white powder. Sodium Acetate Anhydrous is widely used as a preservative and flavor enhancer in food processing. Sodium acetate may be added to food as a seasoning, sometimes in the form of sodium diacetate, a one-to-one complex of sodium acetate and acetic acid. As an experienced Sodium Acetate manufacturer and supplier, we has been supplying and exporting Sodium Acetate for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. Sodium Acetate Specification ITEM STANDARD Appearance White, odorless, hygroscopic powder Assay (Dry Basis, %) 99.0-101.0 pH (1% Solution, 25) 8.0- 9.5 Loss on Drying (120, 4 Hours, %) 1.0 Insoluble Matter (%) 0.05 Alkalinity (as NaOH, %) 0.2 Chlorides (Cl, %) 0.035 Formic acid, formates and other oxidizable (as formic acid) 1,000 mg/kg Phosphate (PO4) 10 mg/ kg Sulphate (SO4) 50 mg/ kg Iron (Fe) 10 mg/ kg Arsenic (As) 3 mg/ kg Lead (Pb) 5 mg/ kg Mercury 1 mg/ kg Heavy Metal (as Pb) 10 mg/ kg Potassium Salt (%) 0.025
Anhydrous Sodium Sulphate / Anhydrous Sodium Sulfate / Sodium Sulphate Anhydrous Origin: Egypt Salt source: Sea salt Color and Form: White Crystalline Packing: Jumbo bag 1.5 MT and PP Sacks of 50 kg Hs Code: 283311 Molecular Formula: Na2So4 Purity: 99% min. Anhydrous Sodium Sulphate The Chemical analysis: Sodium sulfate 99% min. Sodium chloride 0.5 % max. Humidity 0.2% max. Qualitative weight: 1.2 - 1.4 gram / cm2 Shape: Streamlined crystal movement The color is crystal bright white crystals in 80% compared to barium sulfate Anhydrous Sodium Sulphate Application: Glass Industry Paper Pulp Industry Textile Dyeing Industry The dry detergent industry Sieve: Passing from 2000 microns 100%
Supplier: Salt and salt chemicals, sodium chloride (salt), sodium sulphate, sodium sulfite, sodium bisulfite, sodium carbonate (soda ash), sodium metabisulphite