The AFNOR (Association française de normalisation) is a French standardization organization. It represents France at the ISO and CEN. The following testing standards published by this organization are particularly relevant.
Accessories for domestic and similar purposes. Composite accessories.
Water quality - Determination of pH
Solid biofuels - Determination of the content of volatile matter
Water quality - Sampling for microbiological analysis (ISO 19458:2006)
Plastics - Determination of tensile properties - Part 3 : test conditions for films and sheets
Testing of water: determination of the chemical oxygen demand
Stationary source emissions - Determination of ammonia (NH3)