≥1 piece |
Composing |
Flake/pearl/solid 96% |
Flake/pearl/solid 98% |
Flake/pearl/solid 99% |
NaOH |
96% Min. |
98% Min. |
99% Min. |
Na2CO3 |
1% Max. |
0.5% Max. |
0.4% Max. |
NaCl |
2% Max. |
0.03% Max. |
0.015% Max. |
Fe2O3 |
0.01% Max. |
0.005% Max. |
0.001% Max |