Specification:
1. Proanthocyanidins/ oligomers 95%/60% uv/hplc
2. Proanthocyanidins 95% uv
3. Polyphenol 50%, 60%, 70%, 75%, 80%, 85%, 95% uv
4. Water soluble proanthocyanidins 95% uv
1kg/ aluminum foil bag with two plastic bags inside, 25kgs/ drum, or according to customer's demand