|
Parameter
|
Specification
|
Test Method
|
|---|---|---|
|
NaOH Content |
98.0% min |
Titration (ASTM E291) |
|
Na₂CO₃ (Sodium Carbonate) |
0.5% max |
Titration |
|
NaCl (Sodium Chloride) |
0.03% max |
Titration |
|
Fe₂O₃ (Iron Oxide) |
0.004% max |
Colorimetry |
|
Appearance |
White Flakes |
Visual inspection |
|
Molecular Weight |
40.00 g/mol |
- |
|
Melting Point |
318°C (604°F) |
DSC |
|
Solubility in Water |
111 g/100 mL (20°C) |
- |