Botanical Name: Polygonum Cuspidatum Sieb.Et Zucc.
Plant Part Used: Roots
Processing Method: Extraction
Giant knotweed is widely grown throughout Japan and is foraged as a wild edible vegetable. The root of Polygonum cuspidatum, were widely used in traditional Chinese and Japanese medicine. It is also known to be a rich source of resveratrol.
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|Mesh size||Passes through #80 mesh||USP<786>|
|Loss on drying||NMT 5% w/w||USP<731>|
|Total ash||NMT 5.0% w/w||USP<561>|
|Pesticide residue||Meets the requirement||Meet USP<561>|
|Assay||NLT 98% resveretrol||HPLC|
|Residual Solvents||Meets the requirement||USP<561>|
|Total Heavy Metals||NMT 10 ppm||USP<231>|
|Lead||NMT 0.5 ppm||USP<232>|
|Arsenic||NMT 1 ppm||USP<232>|
|Mercury||NMT 0.5 ppm||USP<232>|
|Cadmium||NMT 0.5 ppm||USP<232>|
|Total Plate Count||NMT 1000 cfu/g||USP<61>|
|Yeast & Mold||NMT 100 cfu/g||USP<61>|