SOLID
|
APPEARANCE |
SOLID | |
|
NAOH %≥ |
99 |
98 |
|
NA2CO3%≤ |
0.5 |
1% max. |
|
NACL%≤ |
0.05 |
0.3% max |
|
FE2O3%≤ |
0.006 |
0.02% max |
FLAKES
|
APPEARANCE |
FLAKES |
|
NAOH % ≥ |
99.0 |
|
NA2CO3 % ≤ |
0.5 |
|
NACL % ≤ |
0.05 |
|
FE2O3 % ≤ |
0.006 |
PEARLS
NaOH: 99% min
Na2CO3: 0.9% max
NaCl: 0.15% max
Fe2O3: 0.01% max