German standard methods for the examination of water, waste water and sludge; general information (group A); calibration of analytical methods, evaluation of analytical results and linear calibration functions used to determine the performance characteristics of analytical methods (A 51)— 16 стр.
X-ray spectrometry - X-ray emission- and X-ray fluorescense analysis (XRF) - Part 2: Definitions and basic principles for measurements, calibration and evaluation of results— 16 стр.
X-ray spectrometry - X-Ray Emission- and X-ray Fluorescence analysis (XRF) - Part 2: Definitions and basic principles for measurements, calibration and evaluation of results; additional information and examples of calculation— 17 стр.
Petroleum products - Determination and application of precision data in relation to methods of test (ISO 4259:2006); German version EN ISO 4259:2006— 73 стр.
General requirements for the competence of testing and calibration laboratories (ISO/IEC 17025:2005); German and English version EN ISO/IEC 17025:2005— 73 стр.
Accuracy (trueness and precision) of measurement methods and results - Part 3: Intermediate measures of the precision of a standard measurement method (ISO 5725-3:1994 including Technical Corrigendum 1:2001)— 65 стр.
X-ray spectrometry - X-ray emission- and X-ray fluorescense analysis (XRF) - Part 2: Definitions and basic principles for measurements, calibration and evaluation of results— 16 стр.
X-ray spectrometry - X-ray emission and X-ray fluorescence analysis (XRF) - Part 2: Definitions and basic principles for measurements, calibration and evaluation of results— 46 стр.
Testing of materials for semiconductor technology - Determination of traces of elements in liquids - Part 3: Determination of 31 elements in high-purity nitric acid by ICP-MS— 19 стр.
Solid fuels - Determination of contents of trace elements - Part 1: General rules, sampling and sample preparation - Preparation of samples for the analyses (dissolution method)— 10 стр.
Solid fuels - Determination of contents of trace elements - Part 1: General rules, sampling and sample preparation; Preparation of samples for the analyses (dissolution method)— 8 стр.
Aluminium and aluminium alloys - Determination of the chemical composition of aluminium and aluminium alloys by spark optical emission spectrometry; German version EN 14726:2019— 31 стр.