|
Appearance
|
White hygroscopic crystalline powder
|
|
Assay
|
Min 99%
|
|
Free acid (as citric acid)
|
Max 0.15%
|
|
Free alkali (as LiOH)
|
Max 0.06%
|
|
Ammonium (NH4)
|
Max 0.0001%
|
|
Arsenic (As)
|
Max 0.0005%
|
|
Chloride (Cl)
|
Max 0.005%
|
|
Sulphate (SO4)
|
Max 0.002%
|
|
Iron (Fe)
|
Max 0.005%
|
|
Heavy metal (as Pb)
|
Max 0.002%
|
|
Oxalate (as C2H2O4)
|
Max 0.03%
|
|
Water (H2O)
|
24 - 27%
|