| Tests | Specifications | Methods |
|---|---|---|
| Appearance | White to off-white free-flowing powder | Visual |
| Identification | Positive | HPLC / UV |
| Assay (Potency) | 90.0% – 110.0% of label claim | HPLC |
| Loss on Drying | NMT 5.0% | Oven Method |
| Solubility | Dispersible in water | Visual |
| Particle Size | As per requirement | Sieve Analysis |
| Bulk Density | As per specification | USP <616> |
| Heavy Metals | NMT 10 ppm | ICP-OES / AAS |