Method for identifying radix polygalae decoction piece, processed radix polygalae decoction piece as well as formula granules of radix polygalae decoction piece and processed radix polygalae decoction piece
A formula granule and polygala technology, which is applied in the preparation of test samples, measuring devices, instruments, etc., can solve the problems of inability to effectively identify polygala decoction pieces and polygala decoction pieces, polygala formula granules and polygala formula granules, and achieve easy operation Effect
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Embodiment 1
[0018] (1) Preparation of the test solution: take 1g each of Polygala and Polygala decoction pieces, add 25ml of water to extract under reflux for 30min, filter, cool the filtrate, add 20ml of ether to extract 3 times, combine the ether solution, evaporate to dryness, and add the residue to Ethyl acetate dissolved, as Polygala and Polygala test sample solution. Take 1g of Polygala Formula Granules and Polygala Formula Granules, respectively add 25ml of water to dissolve, add 20ml of ether to extract 3 times, combine the ether solution, evaporate to dry, add ethyl acetate to dissolve the residue, and use it as Polygala Formula Granules and Polygala Formula Granules for testing product solution.
[0019] (2) Preparation of the reference medicinal material solution: take 1 g of licorice medicinal material, add 25 ml of water to heat and reflux for extraction for 30 min, filter, cool the filtrate, add 20 ml of ether for extraction 3 times, combine the ether solution, evaporate to ...
Embodiment 2
[0022] (1) Preparation of the test solution: take 0.5g each of Polygala and Polygala decoction pieces, add 50ml of water to heat and reflux for extraction for 60min, filter, cool the filtrate, add 40ml of ether for extraction twice, combine the ether solution, evaporate to dryness, and remove the residue Add ethyl acetate to dissolve, as the Polygala and Polygala test solution. Take 0.5g of Polygala Formula Granules and Polygala Formula Granules, respectively add 50ml of water to dissolve, add 40ml of ether to extract twice, combine the ether solution, evaporate to dryness, add ethyl acetate to dissolve the residue, and use it as Polygala Formula Granules and Polygala Formula Granules for supply. Test solution.
[0023] (2) Preparation of the reference medicinal material solution: take 0.5 g of licorice medicinal material, add 50 ml of water to decoct for 60 min, filter, cool the filtrate, add 40 ml of ether to extract twice, combine the ether solution, evaporate to dryness, a...
Embodiment 3
[0026] (1) Preparation of the test solution: take 2g each of Polygala and Polygala decoction pieces, add 20ml of water to heat and reflux for extraction for 90min, filter, cool the filtrate, add 40ml of ether for extraction once, combine the ether solution, evaporate to dryness, and add the residue to Ethyl acetate dissolved, as Polygala and Polygala test sample solution. Take 2g each of polygala formula granules and polygala formula granules, add 20ml of water to dissolve them, add 40ml of ether to extract once, combine the ether solution, evaporate to dryness, add ethyl acetate to dissolve the residue, and use it as polygala formula granules and polygala formula granules for testing product solution.
[0027] (2) Preparation of the control medicinal material solution: take 2 g of licorice medicinal material, add 20 ml of water to decoct for 90 minutes, filter, cool the filtrate, add 40 ml of ether to extract once, combine the ether solution, evaporate to dryness, add ethyl a...
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