|
Appearance
|
White powder
|
|
Assay (as MgO)
|
96 - 100.5%
|
|
Identification
|
Passes test
|
|
Loss on ignition (at 800°C)
|
Max 10%
|
|
Free alkali and soluble salts
|
Max 2%
|
|
Acid insoluble matter
|
Max 0.1%
|
|
Calcium (Ca)
|
Max 1.1%
|
|
Heavy metal (as Pb)
|
Max 0.002%
|
|
Iron (Fe)
|
Max 0.05%
|
|
Residual solvents
|
Meets the requirment
|