Device and method for pre-determination of fat-soluble vitamin samples in infant milk powder
A fat-soluble vitamin, infant technology, which is applied to the field of pre-processing devices for the determination of fat-soluble vitamins in infant milk powder, can solve the problems of lack of light-proof protection, unknown introduction, simple device, etc. Scope of application, effect of simple structure
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[0027] In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:
[0028] See figure 1 , a pretreatment device for the determination of fat-soluble vitamin samples in infant milk powder, comprising a sealed box 1, a light-proof sleeve 2 connected to the bottom plate of the sealed box 1, and the material of the light-proof sleeve 2 is polystyrene Fluorine vinyl material, opaque, good light-proof effect, high temperature resistance, chemical corrosion resistance. The light-proof sleeve 2 is provided with a plugged centrifuge tube 5 with a built-in sample. The opening end of the plugged centrifuge tube 5 is provided with a ground plug. After 2, it can effectively protect against light and prevent fat-soluble vitamins from decomposing when exposed to light. The bottom plate of the box 1 of the light-proof slee...
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