Shichangpu
[properties]this product is flat cylindrical,mostly curved,often branched,with a length of 3~20cm and a diameter of 0.3~1cm.The surface is brown or grayish brown,rough,with dense and uneven links.The internodes are 0.2~0.8cm long,with fine longitudinal lines,and fibrous roots or dot shaped root marks remain on one side;The leaf scars are triangular and arranged alternately on the left and right,and some of them have hairy scaly leaf base residues.It is hard,fibrous in cross section,almost white or reddish,with obvious endothelial ring,and most vascular bundle dots and brown oil cells can be seen.It is fragrant,bitter and slightly pungent.
[identification](1)cross section of this product:the outer wall of epidermal cells is thickened and brown,and some contain reddish brown substances.The cortex is broad,with scattered fiber bundles and leaf trace vascular bundles;The leaf trace is tough outside the vascular bundle,and the vascular bundle sheath fibers are looped and lignified;The endothelium is obvious.The perivascular wood type and outer tough type of the middle column vascular bundle,and the sheath fibers of the vascular bundle are less.The cells around the fiber bundle and vascular bundle sheath contain calcium oxalate square crystals to form crystal fibers.Round like oil cells were scattered in parenchyma;And contains starch granules.
The powder is grayish brown.The starch grains are single,spherical,oval or long oval,with a diameter of 2~9μm；Compound granules are composed of 2~20(or more)granules.The cells around the fiber bundle contain calcium oxalate square crystals to form crystal fibers.Calcium oxalate square crystal is polyhedral,polygonal and biconical,with a diameter of 4~16μm。Secretory cells are quasi round or oblong,and their cavities are filled with yellow green,orange red or red secretions.
(2)Take 0.2g of this product powder,add 20ml of petroleum ether(60~90℃),heat and reflux for 1 hour,filter,evaporate the filtrate,and dissolve the residue with LML of petroleum ether(60~90℃)as the test solution.In addition,take 0.2g of Acorus tatarinowii reference material and prepare the reference material solution by the same method.According to the test of thin layer chromatography(general rule 0502),absorb 2 of the above two solutionsμl.Point on the same silica gel G thin layer plate respectively,use petroleum ether(60~90℃)-ethyl acetate(4:1)as the developing agent,develop,take it out,dry it,place it for about 1 hour,and inspect it under ultraviolet light(365nm).In the chromatogram of the test sample,there are fluorescent spots of the same color at the position corresponding to the chromatogram of the control medicinal material;Then fumigate with iodine vapor until the spots are clearly colored.In the chromatogram of the test sample,spots of the same color are displayed at the position corresponding to the chromatogram of the control medicinal material.
[inspection]the moisture content shall not exceed 13.0%(the fourth method of general rule 0832).
The total ash content shall not exceed 10.0%(general rule 2302).
[extract]according to the cold leaching method under the alcohol soluble extract determination method(general rule 2201),dilute ethanol shall be used as the solvent,which shall not be less than 12.0%.
[content determination]determine according to the volatile oil determination method(general rule 2204).
The volatile oil contained in this product shall not be less than 1.0%(ml/g).
Decoction pieces
[processing]remove impurities,wash,moisten thoroughly,cut thick pieces and dry.
【properties】this product is a thick flat round or long strip-shaped piece.The outer skin is brown or grayish brown,and some links and root marks can be seen.The section is fibrous,almost white or reddish,with obvious ring lines and oil spots.It is fragrant,bitter and slightly pungent.
[extract]the same as medicinal materials,not less than 10.0%.
[content determination]the content of volatile oil in the same medicinal material shall not be less than 0.7%(ml/g).
[identification](except the cross section)[inspection]the same as that of medicinal materials.
[nature,taste and meridian returning]pungent,bitter and warm.Homing,stomach meridian.
[functions and indications]open the orifices and eliminate phlegm,awaken the mind and benefit intelligence,remove dampness and appetizer.It is used for dizziness,epilepsy,forgetfulness and insomnia,tinnitus and deafness,epigastric ruffians not hungry,silent mouth and diarrhea.
[usage and dosage]3~10g.
[storage]put it in a dry place to prevent mildew.
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Factory address: Liulin Town, Chenggu County, Hanzhong City, Shaanxi Province
Email:Teegooherb@hotmail.com
Sales Center Address: Floor 16, Jinshi Bailang Building, No. 39 taibai South Road, Yanta District, Xi 'an, Shaanxi province
Zip code :710065
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