Items |
Specifications |
Remarks |
Purity, % |
98.0 Min. |
|
Moisture content, % |
0.5 Max. |
|
pH of water extract |
5.0 - 7.0 |
|
Acid number, mg KOH/gram |
0.3 Max. |
|
Acetone insoluble matter, % |
0.15 Max. |
|
Iron, % |
0.005 Max. |
|
Calcium, % |
0.003 Max. |
|
Chloride, % |
0.005 Max. |
|
Workmanship |
Free from foreign materials |
|
|