Detailed Product Description

Tea extract

Tea extractl is a kind of pure natural polyphenol substance abstracted from tea leaf. The main component is catechin (belongs to flavanol class) accounting for 60%-80% of the total amount of polyphenol. Catechin is comprised of EGCGECGEGCECD,L-C. Catechin polymer has strong abilities of anti-oxidation and eliminating free radicals because it contains polyphenol hydroxy.

Stability: PH4-8 stable, and the quality changes with alkali, strong acid, light, high temperature.

Safety evaluation: innocuous

Perception index: 1. Appearance: usually light yellow or light yellow green powder solid. 2. Quality: its easy to dissolve in water or ethanol containing water and tastes bitter.

Storage: stored at dry and cool place and avoids light. The shelf life is two years.

 Product specification

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