Green tea is vulnerable to various influencing factors, such as light, temperature, humidity and oxygen, which will exert negative influence on its quality. There are diversified chromogenic substances with different polarity distribution in green tea. This study aimed to separate chromogenic substances in green tea infusion by Systemic Solvent Segregation, found out the change of these substances under different temperatures. By depriving tea infusion of catechins and flavonols, dominant factors leading to...