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$0.00/Gm
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Sophora japonica Extract Powder is a highly purified ingredient containing 95% quercetin, verified through HPLC testing. Extracted from the flower buds of Sophora japonica (Japanese Pagoda Tree), this powder is a potent source of flavonoids. Cultivated primarily in China and Japan, it is known for its antioxidant and functional properties. With a shelf life of up to 2 years, it is used in dietary supplements and nutraceutical formulations. The high quercetin content ensures optimal efficacy and quality for wellness-focused products. 
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Note: Information contained herein is believed to be accurate and is offered in good faith for the benefit of the customer: Green Jeeva, LLC., however does not assume any liability or risk involved in the use of its products since the conditions of use are beyond our control. Nothing contained herein shall constitute an express or implied guarantee or warranty with respect to Green Jeeva, LLC’s or their use.
The scientific name is Sophora japonica.
you can view and download documentation, see detailed product information, request for samples, and chat with our experts.
| Items | Specification | Test Methods |
|---|---|---|
| Physical Analysis | ||
| Description | Powder | Organoleptic |
| Color | Light yellow to yellow green | Organoleptic |
| Odor | Characteristic | Organoleptic |
| Taste | Characteristic | Organoleptic |
| Mesh size | 90% Passes through #80 mesh | USP<786> |
| Loss on drying | NMT 10.0% w/w | USP<731> |
| Melting Point | 305°C - 315°C | USP<741> |
| Solubility | Soluble in aqueous alkaline sol | USP<1236> |
| Solubility | Practically insoluble in water | USP<1236> |
| Residue on ignition | NMT 5.0% w/w | USP<281> |
| Identification | Must positive | TLC |
| Assay (Quercetin) | NLT 95.0% | HPLC |
| Total Heavy Metals | NMT 10 ppm | USP<231> |
| Lead | NMT 2 ppm | USP<232> |
| Arsenic | NMT 1 ppm | USP<232> |
| Mercury | NMT 0.5 ppm | USP<232> |
| Cadmium | NMT 0.5 ppm | USP<232> |
| Microbiology Test | ||
| Total Plate Count | NMT 10,000 cfu/g | USP<61> |
| Yeast & Mold | NMT 1000 cfu/g | USP<61> |
| E. Coli | Negative | USP<62> |
| Salmonella | Negative | USP<62> |
Synonyms
Biological Source
Parts Used
Major components Other constituents
Detail not available
Health categoriesDescription
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