Historical
ISO/PAS 22241-2:2005
Diesel engines - NOx reduction agent AUS 32 - Part 2: Test methods
ISO PAS 22241-2:2005 specifies test methods required for determination of the quality characteristics of the NOx reduction agent AUS 32 [aqueous urea solution] specified in ISO PAS 22241-1. In the remaining parts of ISO 22241, the term "NOx reduction agent AUS 32" will be abbreviated to "AUS 32".
International Organization for Standardization [iso]