A kind of quality detection method of Shuyanqing spray
A quality inspection method and spray technology, applied in the direction of measuring devices, instruments, scientific instruments, etc., can solve the problems of poor accuracy of inspection results, and achieve the effect of improving accuracy and stabilizing product quality
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Embodiment 1
[0044] The preparation of embodiment one Shuyanqing spray
[0045] The raw materials are as follows:
[0046] Watermelon Cream 40g, Scutellaria baicalensis 150g, Shegan 150g, Mountain Bean Root 100g, Shan Yinhua 160g, Fangfeng 80g, Menthol 3g, Borneol 2g, Borax 25g, Scrophularia 80g, Ophiopogon 80g, Licorice 80g
[0047] The preparation method is as follows:
[0048] The above twelve flavors, Shan Yinhua and Fangfeng are distilled with water, and about 200ml of distillate is collected. The distilled water solution is filtered and collected in another device; the medicinal residues are mixed with Scutellaria baicalensis, Shegan, Shandou root, Scrophulariaceae, Ophiopogon japonicus, and licorice root. Wait for the six flavors, add water for three times, 1 hour each time, combine the decoction, filter, combine the filtrate with the above distilled aqueous solution, concentrate to a relative density of 1.15-1.17 (60°C), add 85% ethanol to make the alcohol content When it reaches...
Embodiment 2
[0049] Example 2 Quality inspection of Shuyanqing spray
[0050] (1) Take 20ml of Shuyanqing spray, shake and extract 2 times with ethyl acetate, 20ml of ethyl acetate each time, wherein the ethyl acetate layer is discarded during shaking and extraction, and the water layer is retained; the water layer is saturated with water The n-butanol solution was shaken and extracted twice, each time the water-saturated n-butanol solution was 20ml, wherein, the water layer was discarded during the shaking extraction, the n-butanol layer was retained, and the combined n-butanol layer; n-butanol layer; Shake and extract twice with a saturated aqueous solution of n-butanol, each time 20 ml of a saturated aqueous solution of n-butanol, divide the n-butanol solution, evaporate to dryness, add 5 ml of methanol to the residue to dissolve, and use it as the test solution of Shuyanqing spray.
[0051] Take 0.5 g of Shegan reference medicinal material, add 10 ml of methanol to the Shegan reference...
Embodiment 3
[0053] Example three: Quality inspection of Shuyanqing spray
[0054] (1) Take 20ml of Shuyanqing spray, shake and extract 2 times with ethyl acetate, 20ml of ethyl acetate each time, wherein the ethyl acetate layer is discarded during shaking and extraction, and the water layer is retained; the water layer is saturated with water The n-butanol solution was shaken and extracted twice, each time the water-saturated n-butanol solution was 20ml, wherein, the water layer was discarded during the shaking extraction, the n-butanol layer was retained, and the combined n-butanol layer; n-butanol layer; Shake and extract twice with a saturated aqueous solution of n-butanol, each time 20 ml of a saturated aqueous solution of n-butanol, divide the n-butanol solution, evaporate to dryness, add 5 ml of methanol to the residue to dissolve, and use it as the test solution of Shuyanqing spray.
[0055] Take 0.5 g of Shegan reference medicinal material, add 10 ml of methanol to the Shegan refe...
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Abstract
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