6-hydroxyl kaempherol-3,6-O-diglucosyl-7-O-Glucuronic acid is a natural product from Carthamus tinctorius Linn.

307950-53-4

C33H38O23

802.64

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years