[Betaine in differently processed root of Achyranthes bidentata Bl].
The contents of betaine in differently processed root of Achyranthes bidentata were determined to be 0.930%-1.029% by reineckate precipitation and UV-visible spectrophotometry. The average recovery and relative standard deviation were 99.2% and 6.2%, respectively.
Chao
Z
Z
Institute of Chinese Materia Medica, China Academy of Traditional Chinese Medicine, Beijing.
Zhang
S
S
Nie
S
S
D001622:Betaine / Q000032:analysis*; D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D006358:Hot Temperature; D013056:Spectrophotometry, Ultraviolet; D013678:Technology, Pharmaceutical
D004365:Drugs, Chinese Herbal; D001622:Betaine