and anticancer properties. A new method combining different techniques
including solid-liquid extraction
liquid-liquid partition
column chromatography and high-speed counter-current chromatography (HSCCC) but avoiding the use of chloroform
was developed for the isolation and purification of triptolide from the leaves of TWHF. 48 mg of triptolide at 96.5% purity was obtained from 1 kg of air-dried leaves of TWHF.
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