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  7. Sodium metabisulfite, 97%, extra pure, anhydrous

Sodium metabisulfite, 97%, extra pure, anhydrous

Catalog No. p-3735146
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Quantity:
10 kg
2.5 kg
Packaging:
Plastic Bottle
Plastic drum
Catalog No. Quantity Packaging
AC171490025 2.5 kg Plastic Bottle
AC171490100 10 kg Plastic drum
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Catalog No. AC171490025

Supplier: Thermo Scientific Chemicals 171490025

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Description

CAS: 7681-57-4 | Na2O5S2 | 190.09 g/mol

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

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 to Yellow
Physical Form Crystalline Powder
Quantity 2.5 kg
Assay Percent Range 96% 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 Extra Pure
Packaging Plastic Bottle
Chemical Name or Material Sodium metabisulfite, Anhdrous
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Safety and Handling

Hazard Category GHS Signal Word: Danger
Hazard Statement GHS H Statement
Harmful if swallowed.
Causes serious eye damage.
Contact with acids liberates toxic gas.
Precautionary Statement GHS P Statement
Wear eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses,if present and easy to do.
Continue rinsing.
Immediately call a POISON CENTER or doctor/physici
EINECSNumber 231-673-

RUO – Research Use Only