Customization: | Available |
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Certification: | ISO, FDA, HACCP |
Assay Method: | HPLC, UV |
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Product Name: | Quercetin | Latin Name: | Sophora japonica L |
Part used: | Flower Bud | Extract Solvent: | Water |
Test quantity: | 25kg | Batch Number: | SH20230326 |
Production date | 26, MAR, 2023 | Testing date | 26, MAR, 2023 |
Country of origin | China |
ITEM | SPECIFICATION | RESULT | TEST METHOD |
Appearance | Yellow, crystalline powder | Complies | Visual |
Odor & Taste | Characteristic | Complies | Organoleptic |
Sieve Analysis | 100% pass 80 mesh | Complies | 80 Mesh Screen |
Melting point | 305-315ºC | 310ºC | |
Assay | >95% | 95.13% |
HPLC |
Density | 0.5-0.7g/ml | Complies | |
Loss on Drying | 12% Max | 9.65% | 5G/105ºC/5hrs |
Sulphated Ash | 5% Max | 3.23% | 5G/525ºC/3hrs |
Pesticides | <1ppm | Complies | Gas Chromatography |
Heavy Metals | 10ppm Max | Complies | Atomic Absorption |
Arsenic (As) | NMT 2ppm | Complies | Atomic Absorption |
Cadmium(Cd) | NMT 1ppm | Complies | Atomic Absorption |
Lead (Pb) | NMT 3ppm | Complies | Atomic Absorption |
Mercury (Hg) | NMT 0.1ppm | Complies | Atomic Absorption |
Total Plate Count | 1000cfu/g Max | Complies | CP2010 |
Yeast & Mold | 100cfu/g Max | Complies | CP2010 |
Salmonella | Negative | Negative | CP2010 |
E.Coli | Negative | Negative | CP2010 |
Aflatoxins B1 | <2ug/kg | Negative | HPLC |
Aflatoxins (B1,B2,G1,G2) | <4ug/kg | Negative | HPLC |
Packing | 25kg/drum, Packing in paper-drums and two plastic-bags inside. | ||
Storage | Store in a well-closed container away from moisture. | ||
Shelf Life | 2 years if sealed and store away from direct sun light. | ||
Expiration Date | 2025- MAR .-25 |