Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Designation
5 Requirements and testing
6 Marking
Annex A (informative) - Chemical characteristics
Annex B (informative) - Precision of test methods
Bibliography

Abstract

Defines the quality characteristics of the marine NO[x] reduction agent, aqueous urea solution at 40% concentration (AUS 40), which is needed to operate so-called SCR (selective catalytic reduction) converters.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 8
Supersedes	ISO/DIS 18611-1 : 60.00 (2014)