Product Name: Sodium metabisulfite
CAS: 7681-57-4
MW:190.11
MF:2Na.O5S2
Appearance:White crystalline powder
Purity:98%
Specification
Items
Standard
Sodium metabisulfite %
98%min
Water insoluble %
0.01max
Fe %
0.002max
As %
0.00006max
Heavy Metals(Pb) %
0.0003max
PH value
4.0-4.6
Application
1. Used as chromatographic analysis reagent, preservative and reducing agent for dyes
2. Used as bleaching agent, mordant, reducing agent, rubber coagulant
3. Printing and dyeing industry used as dechlorination agent after cotton bleaching, cotton cooking additives.
Product packaging
Commodity: Sodium Metabisulphite Molecular formula:Na2S2O5 Molecule Weight:190.10 H.S code:28321000 CAS:7681-57-4 Product Features Appearance : White Or Light Yellow Crystal Powder Odour: Sulfur Dioxide Taste : Salty Melting Poing : 150 Specific Density1.48 Ph : 4.0-4.6 Solubility : Soluble In Water ,insoluble In Alcohol Application: 1. For industry 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. 2.For food additive Bleach agent (e.g.candies, cake, bamboo shoots, etc);Loose agent (e.g.bread, cracker etc);Antiseptic and germicide (e.g.fruit juice, tinned foodbrews, the cereals food is defended storage etc);Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc) Specifications: Na2S2O5 97% min SO2 65% min Fe 0.0015% max water-Insoluble 0.01% max As 0.0001% max PH 4.0-4.6 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg/1200kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
Commodity: Sodium Metabisulphite Molecular formula:Na2S2O5 Molecule Weight:190.10 H.S code:28321000 CAS:7681-57-4 Product Features Appearance : White Or Light Yellow Crystal Powder Odour: Sulfur Dioxide Taste : Salty Melting Poing : 150 Specific Density1.48 Ph : 4.0-4.6 Solubility : Soluble In Water ,insoluble In Alcohol Application: 1. For industry 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. 2.For food additive Bleach agent (e.g.candies, cake, bamboo shoots, etc);Loose agent (e.g.bread, cracker etc);Antiseptic and germicide (e.g.fruit juice, tinned foodbrews, the cereals food is defended storage etc);Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc) Specifications: Na2S2O5 97% min SO2 65% min Fe 0.0015% max water-Insoluble 0.01% max As 0.0001% max PH 4.0-4.6 Packing and Storage Knitted bags lined polyethylene plastic bags double packaging, Weighing 25Kg/50KG/1000Kg/1200kg. Transportation-and harsh rain. Stored in a cool, ventilated, dry place.
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PRODUCT NAME: SODIUM METABISULPHITE PRODUCTION TIME: FEB, 2022 EXPIRY TIME: FEB, 2023 ITEM SPECIFICATION TEST RESULT Na2S2O5 content : 97%min 97.6% Heavy metals (as Pb) : 0.001%max 0.0001% Iron (Fe) : 0.003%max 0.0015% Water insoluble : 0.05%max 0.01% Sodium Chloride (NaCl): 0.05% max 0.045% Arsenic (As) : 0.0002%max 0.0001% PH Value : 4.0-4.6 4.5
Bleaching agent for textile fibers; Colors stripper and dechlorination; preparation of Indigo Vat Dye; solubilizing and acidyfing agent for leather industries; bleaching agent for paper pulps; preservative and sterilisation agent for food industries.
Sodium metabisulphite 25kgs
Sodium Metabisulfite (as SO2) í¦64% Fe í_0.005% PH Value 4í¬4.6 Pb í_0.002% As í_0.0002% Water-insoluble í_0.05%. Packing:25kg or 50kg in pp bags, 23mt in 20'fcl.
Sodium metabisulfite, smbs Uses: 1> Can be used as a mordant for printing and dyeing, a dechlorinating agent after fabric bleaching, and a bleaching agent for paper fibers; 2> Reducing agent and sulfonating agent for chemical and pharmaceutical use, and a non-ferrous metal beneficiation agent; 3> Sterilization and preservative agent for food preservation, brewing industry, and beverages; 4> Wastewater treatment agent; leather treatment agent for the tanning industry; 5> Rubber coagulant, etc.
Sodium Metabisulphite: key Specifications & Special Features : Sodium Metabisul fiteSodium BisulfiteAsk for PriceSodium metabisulfite, also called Sodium Pyrosulfite or Disodium, is an inorganic compound composed of sodium, sulfur and oxygen. Its chemical formula is Na2S2O5. It typically comes in a white or yellowish-white crystalline powder. It easily dissolves in water. The substance is sometimes referred to as disodium (metabisulphite). It is used as a disinfectant,antioxidant and preservative agent."
