Quality control testing method for brain-invigorating and heart-soothing capsule
A detection method and capsule technology, applied in the field of pharmaceutical detection, can solve the problems of few detection methods and inability to guarantee drug detection, and achieve the effect of advanced detection methods, ensuring stability, uniformity, precision and reproducibility
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[0026] 1) Take 3g of the contents of Linaoxin Capsules, add 50ml of ether, soak for 30 minutes, filter, discard the ether solution, evaporate the dregs to dry the ether, add 50ml of 60% methanol, and ultrasonicate (power 250W, frequency 25KHz) for 20 minutes , filtered, evaporated to dryness, the residue was dissolved by adding 10ml of methanol, filtered, and the filtrate was concentrated to 0.5ml as the test solution; another 1g of licorice reference medicinal material was added, 20ml of methanol was added, and ultrasonic treatment (power 250W, frequency 25KHz) was performed for 20 Minutes, filter, evaporate to dryness, add 0.5ml of methanol to the residue to dissolve, and use it as a reference medicinal solution; test according to thin-layer chromatography, absorb 5 μl of each of the above two solutions, and spot on the same silica gel G prepared with 1% sodium hydroxide. On a thin-layer plate, use chloroform-ethyl acetate-acetone (5:2:1) as a developer, develop, take out, dr...
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