Purchase Qty. Reference FOB Price
1-4 kg US$210.00
5-19 kg US$200.00
20-99 kg US$183.00
100+ kg US$159.00
Product Description
Polygonum Cuspidatum Giant Knotweed Root Extract Resveratrol Powder 501-36-0 98% Resveratrol Product Description: Resveratrol 99% is a naturally occurring phytoalexin produced by some higher plants in response to injury or fungal infection. Phytoalexins are chemical substances produced by plants ...