ISO 1811-1 Copper and copper alloys; selection and preparation of samples for chemical analysis; part 1: sampling of cast unwrought products
ISO 1811-2 Copper and copper alloys; selection and preparation of samples for chemical analysis; part 2: sampling of wrought products and castings
ISO 5725-1 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions*, 2023-07-01 Update
ISO 5725-2 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*, 2019-12-06 Update
ISO 5725-3 Accuracy (trueness and precision) of measurement methods and results — Part 3: Intermediate precision and alternative designs for collaborative studies*, 2023-06-01 Update
BS EN 15024-2:2018 history
2018BS EN 15024-2:2018 Copper and copper alloys. Determination of zinc content. Flame atomic absorption spectrometric method (FAAS)
2007BS EN 15024-2:2006 Copper and copper alloys - Determination of zinc content - Part 2: Flame atomic absorption spectrometry method (FAAS)