|
Appearance
|
White crystalline hygroscopic powder
|
|
Assay (ex total Zn)
|
Min 98%
|
|
DNAase/RNAase/Proteases
|
Not detected
|
|
Solubility (20 g in 200 mL H2O + 6 mL 1M HCl)
|
Clear to Very Slightly Hazy
|
|
pH
|
4 .0 - 5.5
|
|
Sulphate (SO4)
|
Max 0.01%
|
|
Iron (Fe)
|
Max 0.001%
|
|
Lead (Pb)
|
Max 0.005%
|
|
Calcium (Ca)
|
Max 0.01%
|
|
Magnesium (Mg)
|
Max 0.01%
|