Traditional Chinese medicine filter pad, preparation method thereof and detection card comprising traditional Chinese medicine filter pad
A filter pad and traditional Chinese medicine technology, which is applied in the field of detection cards, can solve the problems of affecting the results of naked eye observation, blurred background of detection cards, complex components of Chinese medicinal materials, etc., and achieve the effect of easy observation, good adhesion and clear background
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Embodiment 1
[0030] A detection card, comprising a casing and a bottom plate 1 arranged inside the casing, such as Figures 1 to 2 As shown, the surface of the bottom plate 1 is sequentially provided with a water-absorbing material 2, a chromatography membrane 3, a colloidal gold bonding pad 4 and a traditional Chinese medicine filter pad 5 from top to bottom; wherein, the surface of the chromatography membrane 3 is sequentially provided with qualitative The control line 31 and the detection line 32; the upper shell 6 is provided with an observation window 62 and a sample addition hole 61; ; The traditional Chinese medicine filter pad 5 is prepared by the above-mentioned preparation method of the traditional Chinese medicine filter pad 5. Wherein, the bottom plate 1 is a PVC board. The absorbent material 2 is absorbent paper. The chromatography membrane 3 is a nitrocellulose membrane.
[0031] Wherein, the preparation method of traditional Chinese medicine filter pad 5 comprises the fol...
Embodiment 2
[0034] The structure of the detection card of Embodiment 2 is the same as that of Embodiment 1.
[0035] The preparation method of traditional Chinese medicine filter pad 5, comprises the following steps:
[0036] Soak the base film in the solution for 25 minutes, take it out, and dry it at 60° C. to obtain a traditional Chinese medicine filter pad 5; the solution is a mixture of 100 mL of 0.01M borate buffer, 0.2 g of polyethylene glycol and 0.5 g of sucrose solution. The average molecular weight of polyethylene glycol was 20,000.
Embodiment 3
[0038] The structure of the detection card of Embodiment 3 is the same as that of Embodiment 1.
[0039] The preparation method of traditional Chinese medicine filter pad 5, comprises the following steps:
[0040] Soak the base film in the preparation solution for 10min, take it out, and dry it at 40°C for 12h to obtain a traditional Chinese medicine filter pad 5; the preparation solution is a mixture of 0.01M borate buffer 100mL, 0.2g polyethylene glycol and 0.8g sucrose. mixture. The average molecular weight of polyethylene glycol was 20,000.
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