•Procedural solutions -Testing protocols
•EPA Ref. 7E,
CTMs 030-034, State, Local
(i.e SCAQMD 1110.2)
•
•Manufacturing solutions - Analyzer design
and manufacturing innovation
can help to eliminate measurement variability
•For NOx – Measure both NO and NO2
•
•EC analyzers do not have
“NOx converters”, instead they measure actual ppm concentration of NO and NO2.
•