TEST | SPECIFICATION |
Description | White, hygroscopic powder |
Identify | pH: not less than 11.0 Na: Passes test |
Test solution (10% w/v; water) | The solution is clear and colourless |
Assay (NaOH) | NLT 96.0 % |
Carbonate (as Na2CO3) | NMT 2 % |
Chloride (CI) | NMT 0.02 % |
PARTICLE SIZE(By Sieve analysis | Not less than 80% pass thro’ 1000 micron (ASTM No.18) |