Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO/DIS 748:2020); German and English version prEN ISO 748:2020
Petroleum products and hydrocarbons; determination of sulfur content; Wickbold combustion method (ISO 4260:1987); German version EN 24260:1994— 18 стр.
Soil quality - Gas chromatographic determination of the content of volatile aromatic hydrocarbons, naphthalene and volatile halogenated hydrocarbons - Purge-and-trap method with thermal desorption (ISO 15009:2002)— 22 стр.
Natural gas - Determination of mercury - Part 2: Sampling of mercury by amalgamation on gold/platinum alloy (ISO 6978-2:2003); German version EN ISO 6978-2:2005— 25 стр.