Photography. Psychophysical experimental methods for estimating image quality - Triplet comparison method Ingestion-build-264231 This European standard is used

This European standard is used in conjunction with EN 1363-1

PAS 29 goes through the tests such as the water retention test which establish the water retention capability of paper pulp products and the maceration test which help to establish the effective maceration of pulp products for disposal into the sewage system

BS EN ISO 23500‑4:2019 supersedes ISO 23500‑4:2014

Note: ISO/IEC 29109-5 does not establish:

The values obtained may be lower than the absolute content which should be determined according to BS EN 13628-1

Photography. Psychophysical experimental methods for estimating image quality - Triplet comparison method Ingestion-build-264231 This European standard is used