发明名称 |
Coated carrier materials for thin layer chromatography having a concentrating zone |
摘要 |
TLC plates having a concentrating zone located adjacent to and before a chromatography layer are improved by using as the layer for the concentrating zone a silicon dioxide of medium pore volume (e.g., 0.5-1.5 ml/g) and a pore width of 2-15 mu m.
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申请公布号 |
US4158626(A) |
申请公布日期 |
1979.06.19 |
申请号 |
US19780909591 |
申请日期 |
1978.05.25 |
申请人 |
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG |
发明人 |
HALPAAP, HERBERT;KREBS, KARL-FRIEDRICH;HEINZ, HANS |
分类号 |
G01N30/92;B01D15/08;B01D39/00;B01J20/10;B01J20/281;G01N30/90;G01N30/93;(IPC1-7):B01D15/08 |
主分类号 |
G01N30/92 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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