发明授权
- 专利标题: Colorimetric detection apparatus
- 专利标题(中): 比色检测装置
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申请号: US522164申请日: 1990-05-11
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公开(公告)号: US5091642A公开(公告)日: 1992-02-25
- 发明人: Vincent Chow , Byron Denenberg
- 申请人: Vincent Chow , Byron Denenberg
- 申请人地址: IL Lincolnshire
- 专利权人: MDA Scientific, Inc.
- 当前专利权人: MDA Scientific, Inc.
- 当前专利权人地址: IL Lincolnshire
- 主分类号: G01N21/78
- IPC分类号: G01N21/78
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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