1. Failure of no chromatographic peak after sample injection: The meteorological chromatograph has no change in the detection signal after sample injection, the instrument does not output a peak, and the output is still a straight line. When encountering such a situation, it should be checked one by one in the order from sample injector, sample inlet to detector. 1. First check whether the syringe is blocked, if there is no problem, 2. Then check whether the graphite gasket of the inlet and the detector is tight and no gas leakage, 3. Then check whether the chromatographic column is broken or leaking. 4. Finally, observe whether the outlet of the detector is unblocked. Second, the baseline problem: Third, the failure that caused the peak loss: …… Nagong Instrument, as an authorized agent of Shimadzu Corporation in Shanghai, provides you with a full range of services. For more information about this product, please call 021 -61610135
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