Sodium sulfate, 99+%, ACS reagent, anhydrous, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10647961	Thermo Scientific Acros 424410010	1 kg	Plastic bottle
10135553	Thermo Scientific Acros 424410025	2.5 kg	Plastic Bottle
11954231	Thermo Scientific Acros 424410100	10 kg	Plastic drum

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.

Chemical Identifiers

• CAS: 7757-82-6
• Molecular Weight (g/mol): 142.04
• InChI Key: PMZURENOXWZQFD-UHFFFAOYSA-L
• PubChem CID: 24436
• IUPAC Name: disodium sulfate

• Molecular Formula: Na2O4S
• MDL Number: MFCD00003504
• Synonym: sodium sulfate, disodium sulfate, salt cake, thenardite, sodium sulfate anhydrous, sodium sulphate, sodium sulfate, anhydrous, sulfuric acid disodium salt, disodium sulphate, sodium sulfate 2:1
• ChEBI: CHEBI:32149
• SMILES: [Na+].[Na+].[O-]S([O-])(=O)=O

Specifications

• Boiling Point: >1700.0°C
• CAS: 7757-82-6
• pH: 5.2 to 9.2 (5% soln. at 25°C)
• Assay Percent Range: 99+%
• Linear Formula: Na₂SO₄
• Fieser: 01,1103
• Synonym: sodium sulfate, disodium sulfate, salt cake, thenardite, sodium sulfate anhydrous, sodium sulphate, sodium sulfate, anhydrous, sulfuric acid disodium salt, disodium sulphate, sodium sulfate 2:1
• InChI Key: PMZURENOXWZQFD-UHFFFAOYSA-L
• IUPAC Name: disodium sulfate
• PubChem CID: 24436
• Formula Weight: 142.04
• Grade: ACS Reagent
• Decomposition Information: Decomposition Information: >890°C

• Melting Point: 884.0°C
• Color: White
• Physical Form: Granular Crystalline Powder
• Molecular Formula: Na2O4S
• MDL Number: MFCD00003504
• Merck Index: 15, 8809
• Solubility Information: Solubility in water: 185g/L. Other solubilities: soluble in glycerol and hydrogen iodide, insoluble in alcohol
• SMILES: [Na+].[Na+].[O-]S([O-])(=O)=O
• Molecular Weight (g/mol): 142.04
• ChEBI: CHEBI:32149
• Percent Purity: ≥99%
• Loss on Ignition: 0.5% max.
• Chemical Name or Material: Sodium sulfate

Safety and Handling

Emergency Overview
May cause skin, eye, and respiratory tract irritation. The toxicological properties have not been fully investigated. Hygroscopic.
NFPA
Health: 1
Flammability: 1
Instability: 0

SIGNAL WORD: CAUTION!

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RUO – Research Use Only