Gc/Ms Gas And Reagent Requirements - Agilent Technologies ALS Handbuch

7890 Series GC Site Preparation

GC/MS Gas and Reagent Requirements

See the appropriate tables for gas and reagent gas requirements.
5975 and 5977 Series MSD
Table 16
Table 16 5975 Series MSD total gas flow limitations
Feature
High vacuum pump
1
Optimal gas flow mL/min
Maximum recommended gas flow,
mL/min
Maximum gas flow, mL/min
Max column id
1 Total gas flow into the MSD = column flow + reagent gas flow (if applicable) + Agilent CFT device flow (if applicable).
Instruments using a JetClean ion source system may also add a small (~0.075 mL/min) hydrogen flow.
2 Expect degradation of spectral performance and sensitivity.
38
5975 and 5977 Series MSD
7010 and 7000 Series MS
7200 and 7250 Series Q-TOF MS
lists the limits on total gas flow into the 5975 Series MSD.
G3170A
Diffusion
1.0
1.5
2
2.0
0.25 mm (30 m)
G3171A G3172A
Standard turbo Performance turbo
1.0 1.0 to 2.0
2.0 4.0
2.4 6.5
0.32 mm (30 m) 0.53 mm (30 m)
GC, GC/MS, and ALS Site Preparation Guide
G3174A
Performance
turbo,
EI/PCI/NCI
1.0 to 2.0
4.0
2.0
0.53 mm (30 m)