发明名称 |
Colorimetric detection apparatus |
摘要 |
A monitor for the detection of a target gas by sensing the color change of a colorimetric indicator material. The monitor includes a light detector positioned and having a surface oriented to receive light reflected from the colorimetric indicator material and a light source positioned between the colorimetric indicator material and the light detector and oriented to provide illumination to the colorimetric indicator material but not to the light detector.
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申请公布号 |
US5091642(A) |
申请公布日期 |
1992.02.25 |
申请号 |
US19900522164 |
申请日期 |
1990.05.11 |
申请人 |
MDA SCIENTIFIC, INC. |
发明人 |
CHOW, VINCENT;DENENBERG, BYRON |
分类号 |
G01N21/78 |
主分类号 |
G01N21/78 |
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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