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Sodium sulfate (7757-82-6)

Identification
Name:Sodium sulfate
Synonyms:Sodium sulfate anhydrous; sodium sulfate standard solution; Sulfate ion chromatography standard solution Fluka; Sodium sulfate solution; Sulfate; Sodium Sulphate Anhydrous; Sodium sulphate; sodium sulfate,anhydrous; Sodium Sulfate Anhydrate
CAS:7757-82-6
EINECS: 231-820-9
Molecular Formula: Na2SO4
Molecular Weight: 142.04
InChI: InChI=1/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
Molecular Structure: (Na2SO4) Sodium sulfate anhydrous; sodium sulfate standard solution; Sulfate ion chromatography standard solu...
Properties
Density:2.68
Stability:Stable. Incompatible with strong acids, aluminium, magnesium, strong bases. Hygroscopic.
Refractive index:1.484
Water Solubility:18.5 mg/L
Solubility:H2O18.5 mg/L
Appearance:White crystals or powder
Specification:

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Substance is noncombustible.
Extinguishing Media: Use extinguishing media most appropriate for the surrounding fire. 
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing.
Storage: Store in a cool, dry place. Store in a tightly closed container.

Report:

Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Packinggroup: Z01
HS Code: 28331100
Storage Temperature: Store at RT.
Sensitive: Hygroscopic
Color: WHITE POWDER OR ORTHORHOMBIC BIPYRAMIDAL CRYSTALS
MONOCLINIC CRYSTALS FROM 160-185 DEG C
TRANSITION POINT TO HEXAGONAL CRYSTALS IS ABOUT 241 DEG C
Usage:Anhyd form for drying organic liq, kjeldahl nitrogen determination, in manufacture of glass, ultramarine.
Safety Data
Hazard Symbols Xi:Irritant
 

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