NA 119
DIN Standards Committee Water Practice
DIN EN ISO 21268-1 [CURRENT] references following documents:
Document number | Edition | Title |
---|---|---|
ISO 23909 | 2008-04 | Soil quality - Preparation of laboratory samples from large samples More |
ISO 5725-2 | 2019-12 | Accuracy (trueness and precision) of measurement methods and results - Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method More |