Chinese medicinal composition standard fingerprint, determination method thereof and use thereof
A standard fingerprint and fingerprint technology, applied in the field of traditional Chinese medicine analysis, can solve the problem of no mandatory requirements for traditional Chinese medicine, and achieve the effect of objective conclusion and convenient operation.
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Embodiment 1
[0107] Embodiment 1: Fingerprint Spectrum Determination
[0108] The preparation method of capsule is as follows:
[0109] Prescription: Chuanxiong 784g Gastrodia elata 196g
[0110] Preparation method: the above two flavors are crushed, mixed, extracted twice with 90% ethanol under reflux, each time for 2 hours, the extracts are combined, filtered, and the filtrate is recovered from ethanol and concentrated into clear ointment I with a relative density of 1.27 to 1.28; The slag is decocted twice with water, each time for 1 hour, the decoction is combined, filtered, the filtrate is concentrated into clear paste II with a relative density of 1.27-1.28, the above clear paste I and clear paste II are combined, an appropriate amount of silicon dioxide is added, vacuum Dry, pulverize, sieve, pack into capsules, make 1000 capsules, and get ready. Specifications: 0.34g per capsule
[0111] (1) Detection of fingerprint spectrum 1:
[0112] With reference to high performance liquid...
Embodiment 2
[0145] Embodiment 2: Obtaining of Standard Fingerprint 1.
[0146] 10 batches of this Chinese medicine composition capsule finished product, prepare need testing solution by the preparation method of need testing solution, measure according to embodiment 1 method (detection wavelength is 276nm), result calculation similarity, the results are shown in Table 11, with similarity software Based on the fingerprints of these seventeen batches of test products, the "common pattern" was obtained as a standard fingerprint. The results are shown in image 3 .
[0147] Table 11 similarity of seventeen batches of finished capsules of this composition (wavelength 276nm)
[0148] batch number
Embodiment 3
[0149] Embodiment 3: Obtaining of Standard Fingerprint 2.
[0150] 10 batches of this Chinese medicine composition capsule finished product, prepare need testing solution by the preparation method of need testing solution, measure according to embodiment 1 method (detection wavelength is 221nm), result calculation similarity, the results are shown in Table 12, use similarity software Based on the fingerprints of these ten batches of test products, the "common pattern" was obtained as a standard fingerprint. The results are shown in Figure 4 .
[0151] Table 12 Similarity of Ten Batches of Capsule Finished Products of the Composition (Wavelength 221nm)
[0152] batch number
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