GMO Free, 100%Natural. ISO 9001:2000, GMP approval. No pollution & Has a nice color. Please contact me freely for details :) Better Quality,Better Health,Better Life.-1,English Name :EGCG-2,Plant Source & Used Part :green tea extract -3,Specifications & Test Method : 50%,70%,90%,95%,98% by HPLC-4, Molecular Formula :C22H18O11-5, Molecular Weight :458.3717-6,CAS Number: 989-51-5 -7,Appearance: ...