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1. Temperature and pressure control accuracy of GC is ensuring good test repeatability

| Procedure heating | Better than 6 order 7 platform |
| Operating temperature range | RT +5ºC to 450ºC |
| Temperature setting accuracy | 0.01ºC |
| Highest programmed heating rate | 120ºC/min |
| Cooling speed | 300ºC~50ºC less than 300s |
| Shunt mode | Splunt, no shunt, pulse not shunt, pulse shunt |
| Maximum operating temperature | 400ºC |
| Setting range of column head pressure | 0~100psi |
| Accuracy of column head pressure control: | 0.01psi |
| Flow control | Constant flow, constant pressure, program flow flow, program boost, etc |
| Heating area | More than 6 area, max 400ºC |
| Autosampler | Optional |
| Mass number range | 1.5~1000 amu |
| Maximum scanning speed | 10,000 amu/s |
| Sensitivity | 1pg, OFN, S/N 150:1 |
| Quality stability | >±0.1amu/24 hours |
| EI ion source | Inert with dual filament |
| Ionization energy | 10~100eV |
| Ion source temperature | 150~350ºC |
| GCMS interface temperature | 100~350ºC |
| Mass analyzer | With a pre-quadrupole and high-precision all-metal quadrupole rod, the temperature stability can be guaranteed without temperature control |
| Scan function | Full scan, selective ion monitoring, full scan, and selective ion synchronous monitoring, alternating scanning |
| Detection system | Electronic multiplier with a high-energy tap pole |
| Vacuum system | Mechanical pump pump 4m³ / h and high performance turbine molecular pump 90 L/s |

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