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Certificate of Analysis

(−)-Catechin, ≥97% (HPLC), from green tea

Code: C 7093

(For eg. B 1615-0108)

Catechins are major flavonoids present in green tea accounting to 90%.

C 7093 (OTTO) (−)-Catechin, ≥97% (HPLC), from green tea Cas 18829-70-4 - used to test its binding affinity towards estrogen receptor.