PHYSICAL STATE White crystalline
powder
MELTING POINT 261 C
BOILING POINT Decomposes
SPECIFIC GRAVITY 1.92
SOLUBILITY IN WATER 97 g/100 g
NFPA RATINGS Health: 2
Flammability: 0 Reactivity: 0
FLASH POINT Not considered to be a
fire hazard
STABILITY Hygroscopic. Readily
absorbs moisture from the air
SALES SPECIFICATION
APPEARANCE White crystalline powder
PURITY 95.0% min
NaOH 1.0% max
NaCl 1.0% max
NaCO3 3.0% max
NaS 0.1% max
MOISTURE 1.0% max