发明名称 |
DETECTOR COMPOSITION AND METHOD |
摘要 |
A colorimetric method and composition for detecting compounds containing halogens or aldehyde groups comprising the steps of contacting the compounds with an inert absorbent impregnated with a detecting composition comprising an amine, heating the absorbent with its contents and observing the visible color change in the absorbent.
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申请公布号 |
US3642449(A) |
申请公布日期 |
1972.02.15 |
申请号 |
USD3642449 |
申请日期 |
1969.07.02 |
申请人 |
ARMY USA |
发明人 |
THADDEUS J. NOVAK;EDWARD J. POZIOMEK |
分类号 |
G01N31/22;(IPC1-7):G01N21/06;G01N21/24 |
主分类号 |
G01N31/22 |
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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