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Paragraph 9 F1

The components in the exhaust gas, other than the components whose values are subject to the measurement, shall not affect the measurement results by more than the half of the modulus of the MPEs when those components are present in the following maximum volume fractions:

  • 6 % vol CO,

  • 16 % vol CO2,

  • 10 % vol O2,

  • 5 % vol H2,

  • 0.3 % vol NO,

  • 2,000 ppm vol HC (as n-hexane),

water vapour up to saturation.

Annotations

Textual amendments

F1

Schs. 1A-1K inserted (E.W.S.) (31.12.2020) by The Product Safety and Metrology etc. (Amendment etc.) (EU Exit) Regulations 2019 (S.I. 2019/696), reg. 1, Sch. 27 para. 49 (with Sch. 27 para. 50(a)) (as amended by S.I. 2020/676, regs. 1(1), 2); 2020 c. 1, Sch. 5 para. 1(1)