MultiExact Gas Analyser Appendix
APPENDIX
A6 SAMPLE WETTED MATERIALS
The materials of the parts of the analyser in contact with the sample and calibration
gases are listed below. These materials have a wide range of chemical compatibility
and corrosion resistance.
Oxygen Purity Measurement
Viton
Polypropylene
PPS with carbon fibre filler *
PPS *
Borosilicate glass *
Polysulphone
316 stainless steel
Platinum
Platinum / iridium alloy
Electroless nickel
10% glass filled polyetherimide(ultem)
RTV silicone
Epoxy
Silgel (silicone)
Gold
Trace CO, CO
2
, N
2
O and CH
4
measurements
Viton
303 st steel
Gold
Nickel
Viton
303 st steel
310 st steel
Borosilicate glass
Alumina
Nickel iron
Sealing glass
* (with optional filter)
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