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Molekula

Bisolfato di sodio (idrogenosolfato di sodio)

CAS 7631-90-5 NaHSO3 MW 104.06 Disponibile a magazzino

Sodium bisulfite is a white crystalline powder used as a reducing agent, preservative, and antioxidant in pharmaceuticals, food, and industrial processes. It is also employed in photographic chemicals and water treatment. Available in 1 kg, 5 kg, and 25 kg packaging, it has a molecular formula of NaHSO3, molecular weight of 104.06 g/mol, and CAS number 7631-90-5. Store at ambient temperature. Molekula supplies Sodium bisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Certificato di analisi per lotto

Panoramica

Sodium bisulfite is a white crystalline powder used as a reducing agent, preservative, and antioxidant in pharmaceuticals, food, and industrial processes. It is also employed in photographic chemicals and water treatment. Available in 1 kg, 5 kg, and 25 kg packaging, it has a molecular formula of NaHSO3, molecular weight of 104.06 g/mol, and CAS number 7631-90-5. Store at ambient temperature. Molekula supplies Sodium bisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifiche

Property Value
Appearance White to off-white crystalline powder
Heavy metals ≤ 0.001%
pH 4.0 - 5.0
Chloride (Cl) ≤ 0.05%
Assay ≥ 98.0% (Titration against NaOH, 1:1)
Water insoluble matter ≤ 0.2%
Iron (Fe) ≤ 0.2%
Arsenic (As) ≤ 0.0002%

Immagazzinamento e manipolazione

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Acid

Identificazione

Property Value
CAS Number 7631-90-5
Molecular Formula NaHSO3
Molecular Weight 104.06
SMILES OS(=O)[O-].[Na+]
REACH Code Y110
TSCA Listed Yes
HTS Code 2832.10.00.00
Tariff Code 2832100000

Sicurezza e GHS

Warning
  • GHS pictogram — Health Hazard Health Hazard GHS07

Dichiarazioni di pericolo

  • EUH031 Contact with acids liberates toxic gas
  • H302 Harmful if swallowed
  • H319 Causes serious eye irritation

Istruzioni di precauzione

  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

Solo per uso di ricerca e industriale

Non adatto all'uso in alimenti, farmaci, prodotti per la casa, né su o negli esseri umani o animali. Consultare il Foglio dati sicurezza prima dell'uso.

Documenti

Prezzi e formati disponibili

Formati confezione e prezzi

  • 1 kg

    £38.00 · per confezione

  • 500 g

    £28.00 · per confezione

I prezzi escludono l'IVA e le spese di spedizione. Disponibili su richiesta confezioni in quantità ingenti e su misura.

Sinonimi

Nessun altro nome registrato per questo prodotto.

Domande frequenti

What is sodium bisulfite used for?

Sodium bisulfite is commonly used as a preservative in food and pharmaceuticals, and as a reducing agent in chemical processes such as dyeing and photography.

What is the chemical formula and molecular weight of sodium bisulfite?

The chemical formula is NaHSO3 and the molecular weight is 104.06 g/mol.

How should sodium bisulfite be stored?

It should be stored at ambient temperature, in a dry, well-ventilated area, away from incompatible materials.

What grade of sodium bisulfite does Molekula supply?

Molekula supplies sodium bisulfite in reagent grade, suitable for laboratory and industrial applications.

Can Molekula supply sodium bisulfite in bulk?

Yes, Molekula can supply sodium bisulfite in bulk quantities; please contact our sales team for pricing and availability.

What documentation comes with a sodium bisulfite order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

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