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Gabrielql
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Joined: Mar 18 2013 Location: United Kingdom Online Status: Offline Posts: 50 |
![]() Topic: Three seven - the Chinese Pharmacopoeia 2005 EditiPosted: Mar 24 2013 at 12:27pm |
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Name:
three seven
Pinyin:
Sanqi
English Name:
RADIX ET RHIZOMA NOTOGINSENG
Original:
this is the Araliaceae of three seven Punax notoginseng (Burk.) dried root and rhizome of F,isabel marant pas.H.Chen.Autumn flowers before digging, cleaning,abercrombie uk, separate rootlets and rhizome, root, dry.Rootlet Xi said the "ribs", "Xi said cut rhizome".
characters:
root is conical or cylindrical,hollister online shop, length 1-6cm, diameter 1-4cm.Surface brown or pale yellow, with continuous longitudinal wrinkles and branch marks.A stem scar top, tuberculate around.Body weight, solid quality, green, yellow and green section or grayish white, wood portion are arranged radially.Gas micro, bitter sweet return,abercrombie.Ribs were cylindrical or conical,louboutin pas cher, long 2-6cm, upper diameter of about 0,abercrombie and fitch.8cm, bottom diameter of about 0.3cm.The cut was wrinkled massive and irregular stripes, surface of several distinct stem scars and ring lines, section center gray green or white, the edge of the deep green or gray.
identification of
(1): This product is powder sallow.Many starch grains, single circular, semicircular or circular polygon, diameter is 4-30 μ m; compound granule by 2-10 Yu grain composition.Resin canal fragments containing yellow secretion.Scalariform vessel, reticulate vessel and spiral vessel diameter of 15-55 M.Calcium oxalate crystal rare, diameter is 50-80 μ M.(2) to 0.5g of the powder, add 5 drops,hollister, stir well, and then water saturated butanol 5ml, plug, shake for 10 minutes, placed for 2 hours, the centrifuge,louboutin. The supernatant,abercrombie uk, adding 3 times amount to n-butanol saturated water, shake, placed so that stratification (when necessary, take the centrifugal) butanol layer, steaming, dissolve the residue with 1ml of methanol, as the test solution.Another of ginsenoside Rb1, ginsenoside Re control control, ginsenoside Rg1 and ginsenoside R1 in three seven control, and methanol blended solution per 1ml each containing 0.5mg, as the reference solution.Thin-layer chromatography (Appendix VI B) test, draw the two solution of 1 μ L, respectively. The same silica gel G thin-layer plates, using chloroform and ethyl acetate - methanol - water (15:40:22:1O) below 10 ℃ placed lower solution as the agent, expansion, removed. Dry, spray with sulfur acid solution (1 → 10),abercrombie, heating at 105 ℃ to spot color is clear.Chromatography for the test, and reference substance in the corresponding location on chromatography,hollister deutschland, was the same color spots; the ultraviolet lamp (365nm) under review, fluorescent spots were the same.
examination: according to
moisture moisture determination method (Appendix H first law determination shall not exceed 14%).The total ash content shall not exceed 60% (Appendix K).Acid insoluble ash content shall not exceed 3% (Appendix K).
extract:
as ethanol-soluble extraction method under the heat (Appendix A) assay, using methanol as solvent,hollister, shall not be less than 16%.
content:
high performance liquid chromatography (Appendix D) determination.
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