Spot Remarks 2017+
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First: Be sure to read the instructions carefully after purchase, and then operate. After purchasing the chromatograph, you should read the instructions carefully, check whether the parts of the instrument are complete, and keep the important documents such as the manual and warranty card. Please follow the instructions before use, so as to ensure that the chromatograph is not damaged, contact the manufacturer.
Second: Verify the performance of the column. Prepare a column test standard before purchase and test it at the time of purchase. If the test result is unqualified, the instrument needs to be replaced. The test was conducted in two days, and its retention time characterization and retention time were observed.
Third: Check whether the gas pressure reducer is reliable. When using the gas pressure reducer, use the leak test to check whether there is air leakage. It can be used after the test, because the air leakage will affect the test result. In the normal use process, we It should also be checked frequently. If you do not pay attention to this problem, it will lead to waste of gas. In severe cases, it will affect personal safety.
Fourth: After cleaning the syringe, the syringe should be cleaned to prevent the residual sample from sticking to the needle and causing damage to the syringe. Also clean when changing samples to avoid mistakes in the test results.
Fifth: pay attention to the problems caused by parts replacement When repairing the instrument, the replacement of parts should be carried out one by one, do not replace a lot of parts at a time, this may lead to failure, resulting in errors in the judgment results.
Sixth: Record the usual use situation. In the process of using the instrument, make a record. When the instrument is in trouble, you can find the cause of the problem in time, and you can solve the problem quickly.
Although this is very troublesome, there will not be many problems after you use it. This is a small writing for those who use the gas chromatograph frequently, and I hope it will be useful to you.
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