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  7. Sodium metabisulfite, 97+%, ACS reagent, Thermo Scientific Chemicals

Sodium metabisulfite, 97+%, ACS reagent, Thermo Scientific Chemicals

Product Code. 10267903
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Quantity:
5 g
250 g
1 kg
2.5 kg
Packaging:
Glass Bottle
Plastic bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Reduction reagent
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7681-57-4
Molecular Formula Na2O5S2
Molecular Weight (g/mol) 190.09
MDL Number MFCD00167602
InChI Key LDTLADDKFLAYJA-UHFFFAOYSA-L
Synonym sodium metabisulfite, sodium pyrosulfite, sodium disulfite, disodium pyrosulfite, sodium metabisulphite, disodium disulfite, disodium disulphite, fertisilo, disodium metabisulfite, natrii disulfis
PubChem CID 656671
IUPAC Name disodium (sulfinatooxy)sulfinate
SMILES [Na+].[Na+].[O-]S(=O)OS([O-])=O

Specifications

Melting Point 150.0°C
Color White
Physical Form Fine Crystalline Powder
Quantity 2.5 kg
Assay Percent Range 97% min. (Iodimetry)
Linear Formula Na2S2O5
Merck Index 15, 8770
Solubility Information Solubility in water: 540g/L (20°C). Other solubilities: freely soluble in glycerol,slightly soluble in alcohol
Formula Weight 190.1
Percent Purity ≥97%
Grade ACS Reagent
Packaging Plastic bottle
Chemical Name or Material Sodium metabisulfite
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Safety and Handling

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Product Identifier
  • Sodium metabisulfite
 Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 4
  • Serious eye damage/eye irritation Category 1
 Hazard Statement
  • H318-Causes serious eye damage.
  • H302-Harmful if swallowed.
  • EUH031-Contact with acids liberates toxic gas.
 Precautionary Statement
  • P233-Keep container tightly closed.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310-Immediately call a POISON CENTER/doctor/.

RUO – Research Use Only

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