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Diesel and CNG/LNG Engine Emissions
Revision 5 | Amendment 8
This revision reproduces the following amendment(s):
05 series of amendments | Supplement 11 (22 Jun 2022)
UN R49: Proposal for Supplement 11 to the 05 series of amendments

Proposal from GRPE to correct and improve provisions with respect to humidity and hydrocarbon measurements.

Authentic and legally binding text WP.29/2021/129
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