85-2572-23　Sodium Metabisulfite 97+% ACS 1Kg　CAS No:7681-57-4,Free Base: 33669-61-3　242016

特徴

• Sodium Metabisulfite is used as a reducing agent, antioxifant and food preservative. Also, acts as an efficient bactericide, in shrimp farming crops.
• Synonyms:Disulfurous Acid Disodium Salt; Pyrosulfurous Acid Disodium Salt; Campden Tablets; Colorstrip Catalyst 100; Disodium disulfite; Disodium Metabisulfite; Disodium Pyrosulfite; Disodium Pyrosulfite (Na2S2O5); E 223; Fertisilo; NSC 158277; NSC 227243; Sobis; Sobisu; Sodium Disulfite (Na2S2O5); Sodium Metabisulfite; Sodium Metabisulfite (Na2S2O5); Sodium Pyrosulfite; Sodium Pyrosulfite (Na2S2O5); Sodium Sulfur Oxide (Na2S2O5)
• Molecular Weight:190.11
• Molecular Formula:Na2S2O5
• Appearance:White crystalline powder
• Purity:≥97% (titration)
• Melting Point>300°C
• Density:1.48
• Solubility:64g in 100ml water at 20°C
• Heavy Metals:≤0.001% (as Pb)
• Chloride (Cl-):≤0.05%
• Thiosulfate (S2O3):≤0.05%
• Iron (Fe):≤0.002%
• Insolubles:≤0.005%
• Meets or exceeds ACS Specifications