|
Appearance
|
White crystalline powder
|
|
Assay (titration)
|
Min 99%
|
|
Loss on drying (at 150°C; 6 hrs)
|
9 - 10%
|
|
pH (5% solution in water; 20°C)
|
4 - 5
|
|
Chloride (Cl)
|
Max 0.005%
|
|
Sulphate (SO4)
|
Max 0.01%
|
|
Arsenic (As)
|
Max 0.0005%
|
|
Copper (Cu)
|
Max 0.001%
|
|
Iron (Fe)
|
Max 0.001%
|
|
Lead (Pb)
|
Max 0.001%
|
|
DNAase/RNAase/Proteases
|
Not detected
|