Sodium Hydroxide, Caustic Soda, Lye, NaOH, CAS 1310-73-2 (1)

MOQ: 25 Metric Tonnes

 

Product Name: Sodium Hydroxide
CAS No: 1310-73-2

Properties
Chemical Formula: NaOH
Molar Mass: 39.9971 g mol−1
Appearance: White, Hard (when pure), Opaque crystals
Density: 2.13 g/cm3[4]
Melting point: 323 °C (613 °F; 596 K)[4]
Solubility in Water:
– 418 g/L (0 °C)
– 1000 g/L (25 °C)[4]
– 3370 g/L (100 °C)
Solubility:
– Soluble in Glycerol
– Negligible in Ammonia
– Insoluble in Ether
– Solubility in Methanol 238 g/L
– Solubility in Ethanol <<139 g/L
Vapor Pressure: <2.4 kPa (at 20 °C)
Acidity (pKa): 15.7
Magnetic susceptibility (χ): −15.8·10−6 cm3/mol (aq.)[5]
Refractive index (nD): 1.3576

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