ONORM EN 15491 : 2007
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
ETHANOL AS A BLENDING COMPONENT FOR PETROL - DETERMINATION OF TOTAL ACIDITY - COLOUR INDICATOR TITRATION METHOD
01-01-2022
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Sampling and sample handling
8 Procedure
9 Calculation
10 Expression of results
11 Precision
11.1 General
11.2 Repeatability, r
11.3 Reproducibility, R
12 Test report
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.