Thermo Scientific iCAP RQ ICP-MS Pre-Installation Requirements Manual page 50

iCAP RQ ICP-MS 1-Channel Systems: Hydrogen mixtures with Helium (for QCell)
iCAP RQ ICP-MS 2-Channel Systems: Hydrogen or mixtures with Helium (for QCell)
Thermo Scientific
Table 5-5. CCT gas requirements for helium, continued
Gas Requirement
Supply Rate
Pressure
NOTICE The maximum content for hydrogen is 4.5%.
See Table 5-6 for details of the hydrogen gas requirements.
Table 5-6. Gas requirements for hydrogen 1-channel system
Gas Requirement
Purity
Maximum Water Content
Supply Rate
Pressure
NOTICE A hydrogen sensor must be installed in the vicinity of the
instrument. ▲
See Table 5-7 for details of the hydrogen gas requirements.
Table 5-7. Gas requirements for hydrogen 2-channel system
Gas Requirement
Purity
Maximum Water Content
iCAP RQ Pre-Installation Requirements Guide (P/N BRE0009927, Revision A)
Specification
max. 10 mL/min per channel
min. 0.05 MPa (0.5 bar)
max. 0.15 MPa (1.5 bar)
using a two-stage pressure
regulator (200 bar to 3 bar)
▲
Specification
99.999% or better
2 ppmv
max. 10 mL/min per channel
min. 0.05 MPa (0.5 bar)
max. 0.15 MPa (1.5 bar)
using a two-stage pressure
regulator (200 bar to 3 bar)
Specification
99.999% or better
2 ppmv
Consumables
Gas Supply
5-9