Hot sale Sodium metabisulfite, Na2S2O5 Sodium Pyrosulfite Price, CAS 7681-57-4

Quick Details Port: shanghai Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram,PayPal Supply Ability: 200 Metric Ton/Metric Tons per Month Other Names: Sodium metabisulfite Grade Standard: food grade,Industrial Grade Purity: 99% MW: 190.11 HS: 2832100000 Density: 1.48 g/cm3 Appearance: White or yellowish crystalline powder CAS No.: 7681-57-4 Type: Sodium metabisulfite EINECS No.: 231-673-0 Classification: sulphate PH: 3.5-5 Water solubility: 540 g/L Other Country: China MF: 2Na.O5S2 Package: 25 kg/bag Melting point: 150 °C Application: Preservatives, Reducers Packaging Detail: 25 kg/bag or according to consumers’ requirement Product Description Sodium pyrosulfite property Sodium pyrosulfite is white or yellowish crystalline powder. It is soluble in water and acidic in aqueous solution. Soluble in glycerol, slightly soluble in ethanol. Items Specification Appearance White or yellowish crystalline powder Purity 99% Acidity(ml,0.1N NaOH 2.0g) ≤0.2 Heavy metals ≤0.001% Loss on drying ≤1.5% Moisture ≤0.3% Sulphate Ash ≤0.1% Application Used as bleaching agent, mordant, reducing agent, rubber coagulant, organic synthesis, pharmaceuticals and spices, etc. Main Advantage 1) We can provide costomers with "one-stop"packaging service,from research,development,production,export and so on2) Powerful R&D strength let our technology in a leading level,forever,in turn,to provide customers with better service .3) We have ISO&SGS certificate which let the customers more satisfied and rest assured.4) More than 19 […]