Free Sample Best Price Antidiabetic 98% Powder Ursolic Acid

Loquat Leaf Extract Ursolic acid 98% / low price ursolic acid

Product Introduction                    

Ursolic acid is a chemical formerly. Ursolic acid has a high content of glossy prism-shaped (anhydrous ethanol) or fine wool-like needle-like crystals (dilute ethanol), and a low content of brownish yellow or yellow-green powder, with a special odor. A pentacyclic triterpenoid.
Melting point 283 ~ 288 ° C. Specific optical rotation [α] D25 + 67.5 ° (C = 1, 1mol / L potassium hydroxide alcohol solution). At 15 ° C, 1 ml of ethanol (99%) can dissolve 10 mg, and 1 ml of boiling can dissolve 45 mg. Do not dissolve in water, but also methanol, ethanol, acetone, pyridine.