Detailed Product Description

This product is RANUNCULACEAE Peony Paeonia suffruticosa Andr.'s Dried root bark. Autumn Root excavation
Department, except for fine roots, root bark stripping, drying.
     Properties This product was tube-shaped or semi-cylinder-shaped, with vertical cut open the crack, slightly curled inwards, or open, 5 ~ 20
cm, diameter 0.5 ~ 1.2cm, thickness 0.1 ~ 0.4cm. The outer surface of taupe or brown, with long horizontal lenticels, and the majority of fine roots
Mark, Quercus off at pink. Yellow the inner surface of light gray or light brown, with a clear thin vertical stripes, shiny crystals commonly
. Quality of hard and brittle, easily broken sections are relatively flat, light pink, pink sex. Gas aromatic, slightly bitter and astringent taste.
     Identification (1) This product is pale red-brown powder. Many starch grains, single grain round or polygonal, diameter of 3 ~
16μm, umbilical little bit like, crack-like or bird-like; complex tablets from tablets composed of 2 to 6 points. Clusters of calcium oxalate crystal diameter of 9 ~ 45
μm, and sometimes crystal cell connections, crystal clusters arranged in rows, or a cell containing a number of crystal clusters. Cork cells, rectangle,
Wall Shao Hou, light red.
     (2) The taking of the product powder 0.15g, plus ethanol 25ml, Zhen Yao a few minutes, filtration. Take filtrate 1ml, plus non -
Water-ethanol to 25ml, according to spectrophotometry (Appendix A) measured at 274nm wavelength at maximum absorption.
     (3) takes the product powder 1g, add ethyl ether 10ml, Mesa, Zhen Yao 10 minutes, filtration, filtrate Hui dry residue plus C
2ml allows the dissolved copper, as a solution for the test items. Another take paeonol reference substance, add acetone made with 5mg per 1ml of the solution,
As a reference substance solution. According to thin-layer chromatography (Appendix B) experiment, to learn all the above-mentioned two kinds of solution, 10μl, respectively,
Points on the same silica gel G thin-layer board with cyclohexane - ethyl acetate (3:1) as the agent, started out, dried,
Sprayed with hydrochloric acid 5% ferric chloride ethanol solution, heated to a clear spot color. Test products for chromatography, in the control
Chromatography products corresponding position, substantially the same blue-brown spots.