Sodium bisulfite, ACS reagent, powder

Description

CAS: 7631-90-5 | NaO3S | 103.05 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

Specifications

Chemical Identifiers

• CAS: 7631-90-5
• Molecular Formula: NaO3S
• Molecular Weight (g/mol): 103.05
• MDL Number: MFCD00003530
• InChI Key: DWAQJAXMDSEUJJ-UHFFFAOYSA-L
• Synonym: sodium bisulfite, sodium hydrogen sulfite, sodium bisulphite, sodium hydrogensulfite, sodium sulfhydrate, monosodium sulfite, uantax sbs, sulfurous acid, monosodium salt, caswell no. 750, hydrogen sodium sulfite
• PubChem CID: 23665763
• ChEBI: CHEBI:26709
• IUPAC Name: sodium sulfite
• SMILES: [Na+].[O-]S([O-])=O

• Melting Point: 150.0°C
• Color: White
• Physical Form: Crystalline Powder
• Quantity: 100 g
• Linear Formula: NaHSO₃
• Fieser: 01,1047; 11,487; 16,272
• Merck Index: 15, 8724
• Solubility Information: Solubility in water: 300g/L. Other solubilities: soluble in 2 parts boiling water, soluble in about 70 parts alcohol
• Formula Weight: 104.06
• Percent Purity: ≥58.5% (SO2)
• Grade: ACS Reagent
• Packaging: Plastic bottle
• Specific Gravity: 1.48
• Density: 1.4800g/mL
• Chemical Name or Material: Sodium bisulfite

Safety and Handling

Hazard Category	GHS Signal Word: Warning
Hazard Statement	GHS H Statement Harmful if swallowed. Contact with acids liberates toxic gas.
Precautionary Statement	GHS P Statement IF SWALLOWED: rinse mouth. Do NOT induce vomiting. Call a POISON CENTER or doctor/physician if you feel unwell. Wash face,hands and any exposed skin thoroughly after handling.
EINECSNumber	231-548-0
RTECSNumber	VZ2000000
TSCA	TSCA

SDS

RUO – Research Use Only