Petroleum and related products - Precision of measurement methods and results - Part 4: Use of Statistical Control Charts to validate 'in-statistical-control' status for the execution of a standard test method in a single laboratory (ISO/DIS 4259-4:2021); German and English version prEN ISO 4259-4:2021
Liquid petroleum products - Fatty acid methyl esters (FAME) for use in diesel engines and heating applications - Requirements and test methods; German version EN 14214:2012+A1:2014— 26 стр.