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 6647-2 Rice — Determination of amylose content — Part 2: Spectrophotometric routine method without defatting procedure and with calibration from rice standards*， 2020-07-14 Update
ISO 8466-1 Water quality — Calibration and evaluation of analytical methods — Part 1: Linear calibration function*， 2021-11-17 Update
BS EN ISO 6647-1:2015 history
2020BS EN ISO 6647-1:2020 Rice. Determination of amylose content - Spectrophotometric method with a defatting procedure by methanol and with calibration solutions of potato amylose and waxy rice amylopectin