Mass Spectrometer Supplies

Chrom Tech provides a complete range of genuine Agilent mass spectrometer (MS) supplies, engineered to maintain sensitivity, stability, and long-term instrument performance. As an authorized Agilent distributor, we supply OEM-matched components designed to support consistent ion transmission, stable vacuum operation, and reliable system uptime.

Our offering includes ion source parts, filaments, skimmer cones, capillaries, lenses, nebulizers, spray chambers, vacuum components, tuning standards, and full maintenance kits for Agilent single-quadrupole, triple-quadrupole, ion trap, and TOF/Q-TOF systems. Every part meets Agilent’s strict performance specifications to ensure clean ionization, minimized contamination, and highly reproducible results.

Whether you need routine maintenance items—such as o-rings, ion source ceramics, interface seals, and EM detectors—or critical replacements like electron multipliers and skimmer cones, Chrom Tech stocks the components required to restore peak performance and maximize instrument uptime. Our technical specialists can also assist in identifying the correct parts based on model, source type, and analytical workflow.

Maintain your MS with confidence—shop Chrom Tech for certified Agilent supplies that keep your lab operating at the highest analytical standard.

Parts blowout diagram for Agilent EI Ion Source — item numbers correspond to the table.

Item	Description	SS Source	Inert Source
2	Cap screw, gold plated	G1999-20021	G1999-20021
3	Transfer line socket	G1099-20136	G1099-20136
4	Inert ion source body	G1099-20130	G2589-20043
5	Drawout cylinder	G1072-20008	G1072-20008
6	Drawout plate, 3 mm	05971-20134	G2589-20100
6	Drawout plate, 6 mm	G3163-20530	G2589-20045
7	Filament assembly, high temperature (EI)	G7005-60061	G7005-60061
9	Lens insulator	G3170-20530	G3170-20530
10	Entrance lens assembly	G3170-20126	G3170-20126
11	Ion focus lens	05971-20143	05971-20143
12	Repeller insulator	G1099-20133	G1099-20133
13	Repeller	G1099-20132	G2589-20044

Parts blowout diagram for Agilent 5977/7000C Extractor Ion Source — item numbers correspond to the table.

Item	Description	Part No.
3	Extraction source body	G3870-20440
4	Extractor lens	G3870-20444
5	Extractor lens insulator	G3870-20445
6	Filaments, 4-turn	G7005-60061
8	Lens insulator	G3870-20530
9	Entrance lens assembly	G3170-20126
10	Ion focus lens	05971-20143
11	Repeller insulator	G1099-20133
12	Inert repeller	G2589-20044

Parts blowout diagram for Agilent 5975/5973 MSD Chemical Ionization Ion Source — item numbers correspond to the table.

Item	Description	Part No.
2	Cap screw, gold plated	G1999-20021
7	Drawout plate	G1999-20446
8	5977 CI 350 repeller assembly	G3170-60416
9	Entrance lens	G3170-20126
13	Filament assembly (CI), 2/pk	G7005-60072