|
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
|
