| Analysis Items | Specifications | Results | Methods used |
| Identification | Positive | Conforms | TLC |
| Appearance | Fine Orange Yellow Powder | Conforms | Visual test |
| Odor & Taste | Characteristic | Conforms | Organoleptic test |
| Bulk Density | 50-70g/100ml | 60g/100ml | ASTM D1895B |
| Particle Size | 99% through 80 Mesh | Conforms | AOAC 973.03 |
| Solubility | Insoluble in Water, soluble in acetone | Conforms | Visual |
| | | | | | | | |
| Zeaxanthin | NLT 20% | 20.12% | HPLC |
| Loss on Drying | NMT 5.0% | 4.01% | USP |
| Ash Content | NMT 5.0% | 2.21% | 2g /525ºC /3hrs |
| | | | | | | | |
| Heavy Metals | NMT 10ppm | Conforms | Atomic Absorption |
| Arsenic (As) | NMT 2ppm | 0.1ppm | Atomic Absorption |
| Lead (Pb) | NMT 2ppm | 0.2ppm | Atomic Absorption |
| Cadmium (Cd) | NMT 2ppm | 0.1ppm | Atomic Absorption |
| Mercury(Hg) | NMT 0.1ppm | Not detected | Atomic Absorption |
| | | | | | | | |
| 666 | NMT 0.1ppm | Conforms | USP-GC |
| DDT | NMT 0.5ppm | Conforms | USP-GC |
| Acephate | NMT 0.2ppm | Conforms | USP-GC |
| Methamidophos | NMT 0.2ppm | Conforms | USP-GC |
| Parathion-ethyl | NMT 0.2ppm | Conforms | USP-GC |
| PCNB | NMT 0.1ppm | Conforms | USP-GC |
| | NMT 0.2ppb | Absent | USP-HPLC |
| | | | | | | | |
| Microbiological Data | Total Plate Count <10000cfu/g | < 1,000 cfu/g | GB 4789.2 |
| Total Yeast & Mold <1000cfu/g | < 100 cfu/g | GB 4789.15 |
| E. Coli to be absent | Absent | GB 4789.3 |
| Staphylococcus to be absent | Absent | GB 4789.10 |
| Salmonella to be absent | Absent | GB 4789.4 |
| | | | | | | | |
| Packing and Storage | 1kg/bag, Packing in aluminum foil-bags and a sealed plastic-bag inside. 25kgs/drum |
| Keep away from moisture, strong heat and sunlight. Better in a shade and cool place, seeled. |
| Shelf Life | 2 years if sealed and stored in the recommended conditions. |