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产品详情
XHAN-91B Automatic Ammonia Nitrogen Monitor
basic information
This device is designed based on the sequential injection technique. For this monitoring, national standard method and multiple-way valve switching are adopted, to sequentially and quantitatively inject the water sample and reagent into the digestion tube for constant temperature reaction, and then into the colorimetric detection module for measurement.
On a
XHCODCr-91B Automatic Chemical Oxygen Demand Monitor
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