Specification A: Appearance: Pale yellow crystal Assay: ≥ 98.0% Moisture: ≤ 0.5% Residue on Ignition: ≤ 0.2%
Specification B: Appearance: White crystal Assay: ≥ 99.0% Moisture: ≤ 0.5% Residue on Ignition: ≤ 0.2%