供应Berberine: This product is crystalline powder, odorless, bitter taste. cp2005 cp2020 97% Rotundine: the product is white or slightly crystalline; odorless, tasteless; easy to turn yellow when exposed to light and heat. hplc 98.5%. Longxuejie: This product is irregular block tablet, red-brown to black-brown, glossy, some with a small amount of red-brown powder. Lonchocarpine B0.4% Scutellaria Baicalensis Extract: The product is light powder, odorless, bitter taste.85%, 90%, 10%