Melting seal packaging,a transparent window makes the sorbent seeable.
融合封装，可以通过透明窗观察吸附剂
状态。
Melting seal packaging,a transparent window makes the sorbent seeable.
融合封装，可以通过透明窗观察吸附剂状态。
A method for the simultaneous determination of captan and folpet pesticide residues in apples was developed by solid-phase extraction and high performance liquid chromatography.
采用硅镁吸附剂和硅胶作吸附剂,建立了固
-高效液
谱法同时测定苹果中残留克菌丹和
菌丹分析方法。
A study was made of the effect of using silica gel and macroporous resin I as absorbent in column chromatography on the separation of tigogenin.
研究用硅胶、大孔树脂Ⅰ作为吸附剂
谱分离效果。
Tigogenin was separated completely from the crude sapogenins by macroporous resin column chromatography,only simple solvent Ilelute was used in the column of the separate process.
用大孔树脂为吸附剂谱方法在分离过程中仅需要简单溶剂-Ⅱ,分离出单一组分剑麻皂甙元占粗皂甙元比率高达70%以上。
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