Items	Specification	Result
Appearance	Red-brown fine powder	Complies
Odor & taste	Sweet/bitter taste	Complies
Identification	TLC	Complies
Particle size	NLT 95% through 100 mesh	Complies
Loss on drying	≤5.0%	3.30%
Salidrosides	≥1% HPLC	1.26%
Heavy metals	＜20ppm	Complies
Residual of solvent(ethanol)	＜0.05%	Complies