| Analysis Items | Specifications | Results | Methods used | ||||
| Identification | Positive | Conforms | TLC | ||||
| Appearance | Fine Reddish Brown Powder | Conforms | Visual test | ||||
| Odor & Taste | Characteristic | Conforms | Organoleptic test | ||||
| Bulk Density | 35-65g/100ml | Conforms | ASTM D1895B | ||||
| Particle Size | NLT 98% through 80 Mesh | Conforms | AOAC 973.03 | ||||
| Solubility | Soluble in water | Conforms | Visual | ||||
| Assay | NLT 40% Polyphenols | 41.26% | UV | ||||
| Catechins | NLT 25% | 26.09% | HPLC | ||||
| Loss on Drying | NMT 5.0% | 4.02% | 5g /105ºC /2hrs | ||||
| Extract Solvents | Grain Alcohol & Water | Conforms | / | ||||
| Heavy Metals | NMT 10ppm | Conforms | Atomic Absorption | ||||
| Arsenic (As) | NMT 2ppm | Conforms | Atomic Absorption | ||||
| Lead (Pb) | NMT 1ppm | Conforms | Atomic Absorption | ||||
| Cadmium (Cd) | NMT 0.5ppm | Conforms | Atomic Absorption | ||||
| Mercury(Hg) | NMT 0.2ppm | Conforms | Atomic Absorption | ||||
| BHC | NMT 0.1ppm | Conforms | USP-GC | ||||
| DDT | NMT 0.1ppm | Conforms | USP-GC | ||||
| Acephate | NMT 0.2ppm | Conforms | USP-GC | ||||
| Parathion-ethyl | NMT 0.2ppm | Conforms | USP-GC | ||||
| PCNB | NMT 0.1ppm | Conforms | USP-GC | ||||