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Sodium sulfite, anhydrous, 98%, Thermo Scientific Chemicals Product Code.: 11459056
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Sodium sulfite, anhydrous, 98%, Thermo Scientific Chemicals

Product Code. 11459056
500 g
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Product Code. 11459056

Brand: Thermo Scientific Alfa Aesar A17933.36

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20.03 EUR valid until 2025-03-21
Use promo code "24111" to get your promotional price.

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This item is not returnable. View return policy
To receive the discount customers must purchase three of the same product at list price in a single order to receive 33.33% discount. There is no limit to the multiples of 3 that customers can buy. Use promo code ”24111” to get your promotional price

Description

Sodium sulfite is used in the photography industry to protect developing solutions from oxidation, in the pulp and paper industry, in water treatment as an oxygen scavenger agent, as a desulfurizing and dechlorinating agent in the leather industry and as a bleaching agent in textile industry. It is used as a preservative to prevent dried fruit from discoloring. It finds application as a sulfonation and sulfomethylation agent in the chemical industry. It is involved in the production of sodium thiosulfate. Other applications include forth flotation ores, oil recovery and making dyes.

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

Applications
Sodium sulfite is used in the photography industry to protect developing solutions from oxidation, in the pulp and paper industry, in water treatment as an oxygen scavenger agent, as a desulfurizing and dechlorinating agent in the leather industry and as a bleaching agent in textile industry. It is used as a preservative to prevent dried fruit from discoloring. It finds application as a sulfonation and sulfomethylation agent in the chemical industry. It is involved in the production of sodium thiosulfate. Other applications include forth flotation ores, oil recovery and making dyes.

Solubility
Soluble in water and glycerol. Insoluble in alcohol, liquid chlorine and liquid ammonia.

Notes
Hygroscopic. Moisture and air sensitive. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with acids, strong oxidizing agents.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7757-83-7
Molecular Formula Na2O3S
Molecular Weight (g/mol) 126.037
MDL Number MFCD00003503
InChI Key GEHJYWRUCIMESM-UHFFFAOYSA-L
Synonym sodium sulfite, disodium sulfite, sodium sulphite, sodium sulfite anhydrous, sulfurous acid, disodium salt, sulftech, natrium sulfurosum, sodiumsulfite, natriumsulfid, natriumsulfitShow MoreShow Less
PubChem CID 24437
ChEBI CHEBI:86477
IUPAC Name disodium;sulfite
SMILES [O-]S(=O)[O-].[Na+].[Na+]

Specifications

Melting Point >500°C (decomposition)
Quantity 500 g
Merck Index 14,8682
Solubility Information Soluble in water and glycerol. Insoluble in alcohol,liquid chlorine and liquid ammonia.
Formula Weight 126.04
Percent Purity 98%
Density 2.633
Chemical Name or Material Sodium sulfite, anhydrous

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5 results found
Lot Number Certificate Type Date Catalog Number
Lot Number10252458 Certificate TypeCertificate of Analysis Date25/10/2024 Catalog NumberA17933.0C,A17933.36,A17933.0E
Lot Number10240674 Certificate TypeCertificate of Analysis Date02/04/2024 Catalog NumberA17933.0C,A17933.36,A17933.0E
Lot Number10244861 Certificate TypeCertificate of Analysis Date10/10/2023 Catalog NumberA17933.0C,A17933.36,A17933.0E
Lot Number10246772 Certificate TypeCertificate of Analysis Date26/05/2023 Catalog NumberA17933.36
Lot Number10240675 Certificate TypeCertificate of Analysis Date30/05/2022 Catalog NumberA17933.0C,A17933.36,A17933.0E

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