| 摘要 |
<p>A photometric liquid analyser has a housing in which a liquid sample container is located in the path of light transmitted from a light source via a rotary light modulator and an interferential filter, the light transmitted through the sample being received by a photomultiplier The output of the photomultiplier is processed to provide a digital output and the analysis results are printed out by a printout unit. To replace the sample in the container, ducts are provided to suck liquid out of the container, and further ducts are provided to suck a new sample into the container via a probe which can be inserted into a test tube.</p> |
