1、 The purpose of GCMS instrument maintenance is:

1) Timely detection of instrument malfunctions;

2) Identify potential hazards in instruments, promptly discover them, and propose preventive measures;

3) By maintaining the instrument, the sensitivity of the instrument can be improved and the service life of the instrument can be extended;

4) Increase the stability of the instrument to ensure the accuracy of the test data;

IIGCMSThe content of instrument maintenance and upkeep:

1) Clean all circuit boards, fans, and instrument surfaces of dust

2) Cleaning ion source and lens

3) Rotate the pre fourth stage lever or clean the fourth stage lever

4) Clean the mechanical pump and replace the mechanical pump oil

5) Check that there is no air leakage between the gas cylinder and GC AFC

6) Check that there is no air leakage between AFC and the injection port

7) Replace the injection pad, molecular sieve, and ionic hydrazine

8) Confirmation of Circuit Qualification

9) Vacuum system inspection

10) MS working status check

11) Free upgrade to the latest GCMS SOLUTION system and NIST LIB system

12) Answering user questions and providing training on unfamiliar content