Cat's Claw Extract-- CatclawButtercup Latin NameMacfadyena unguis-cati CAS No. AppearancePale yellow meticulous powder Test MethodHPLC UV Part of the Plant Used Root Extract MethodAlcohol/water Applicable fieldmedicine Assay3%  3.5% Heavy Meta10ppm As1ppm Pb1ppm Hg1ppm, Cd1ppm, Ni1ppm Total Plate Count 1000cfu/g Yeast & Mold 100cfu/g Loss on Drying2% E.ColiNegative Pesticides Negative SalmonellaNegative Active materialAlkaloids Packingdouble-deck plastic bag, the aluminium foil bag for external use or cardboard barrel inside Particle size80mesh Shelf Life2 years when properly stored