Sodium Metabisulfite 97+% ACS

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£212.00

SKU:: 242016
Molecular Weight:: 190.11
Storage Conditions:: RT
Supplier:: United States Biological
CAS Number:: 7681-57-4
Extra Details:: 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) CAS No: 7681-57-4 Free Base: 33669-61-3 Molecular Weight: 190.11 Molecular Formula: Na2S2O5 Purity (Titration): ≥97% Appearance: White crystalline powder 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