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    Home > Chemicals Industry > Chemical Technology > Identification of borneol micro-sublimation in Shensu Wan's Qianhu and Niuhuang Jiedu Tablets and borneol micro-sublimation in Wanying Tablets

    Identification of borneol micro-sublimation in Shensu Wan's Qianhu and Niuhuang Jiedu Tablets and borneol micro-sublimation in Wanying Tablets

    • Last Update: 2022-06-17
    • Source: Internet
    • Author: User
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    Identification of Peucedanum in Shensu Wan

    [Prescription] Codonopsis 75g Perilla leaves 75g Pueraria lobata 75g Peucedanum 75g Poria 75g Pinellia (made) 75g Tangerine peel 50g Citrus aurantium (stir-fried) 50g Platycodon grandiflorum 50g Licorice 50g Woody 50g

    [Identification] Take 4g of this product, grind it, add 40ml of 50% methanol, heat to reflux for 1 hour, let cool, filter, evaporate the filtrate to dryness, add 20ml of water to the residue to dissolve, shake and extract 3 times with ethyl acetate , each time 10ml, combine the ethyl acetate extracts, evaporate to dryness, add 1ml ethyl acetate to the residue to dissolve, as the test solution
    Take another 1g of Qianhu reference medicinal material, and prepare the reference medicinal material solution in the same way

    According to the four-part thin-layer chromatography (general rule 0502) test of the 2015 edition of "Chinese Pharmacopoeia", draw 2ul each of the above two solutions, and place them on the same silica gel G thin layer plate, and use
    petroleum ether (60~90℃) -ethyl acetate (3:2) is the developing agent, unfold, take out, dry, and inspect under ultraviolet light (365nm)
    In the chromatogram of the test product, the fluorescent spots of the same color appear on the corresponding position of the chromatogram of the control medicinal material


    Note: Peucedanum is the dry root of Peucedanum praeruptorum Dunn, a plant of the Umbelliferae family
    Its main ingredient and effective ingredient are coumarin compounds


    Identification of Micro-sublimation of Borneol in Niuhuang Jiedu Tablets

    [Prescription] Artificial bezoar 5g realgar 50g gypsum 200g rhubarb 200g scutellaria 150g platycodon 100g borneol 25g licorice 50g

    [Identification] Take 1 piece of this product, grind it into fine pieces, and carry out a small amount of sublimation.
    Add 1 to 2 drops of newly prepared 1% vanillin sulfuric acid solution to the white sublimation.
    The edge of the droplets gradually turns rose red (borneol)


    Note: Borneol is the crystallization obtained by distilling and cooling the trunk or resin of Dipterocarpaceae plant of Dipterocarpaceae
    The main component of natural borneol is d-borneol (C
    10 H 18 O)
    In addition to plum borneol products, borneol products also include moxa tablets (from the compositae Aina) and organic tablets

    The machine is a synthetic chemical product

    The borneol included in the first part of the 2015 edition of the Chinese Pharmacopoeia is synthetic borneol


    Identification of Micro-sublimation of Borneol in Wanying Tablets

    【Prescription】Phu Huanglian 100g Coptis 100g Catechu 100g Borneol 6g Fragrant ink 200g Bear bile powder 20g Artificial musk 5g Bezoar 5g Beef bile 160g

    [Identification] ①Take this product and observe under a microscope: the fiber bundle is bright yellow, the wall is slightly thicker, and the pits are obvious (Coptis)
    Irregular clumps are brown-black or black (fragrance ink)

    The sublimation crystals are needle-shaped, needle-clustered, rod-shaped, flake-shaped and yellow spherical (Phu Huanglian)


    ②Take 0.
    15g of this product, grind it finely, and sublime it in a small amount.
    Observe the sublimation object under a microscope: it is an indeterminate colorless flake crystal, add 1 drop of a newly prepared 1% vanillin sulfuric acid solution, and it will gradually become purple-red (borneol)


    Related Links: Identification of Hawthorn in Dashanhaw Pills, Red Ginseng in Yangxin Dingping Cream, and Sandalwood in Shiwuwei Chenxiang Pills



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