20.00 New project registered in TC/SC work programme Apr 17, 2024
ISO
ISO/TC 147/SC 5 Biological methods
International Standard
This document specifies a method for the determination of the thyroid activity of water and waste water by means of a reporter gene assay with genetically modified Xenopus laevis eleutheroembryos.
This method is applicable to:
- fresh water;
- waste water;
- aqueous extracts and leachates;
- eluates of sediments (fresh water);
- pore water;
- aqueous solutions of single substances or of chemical mixtures;
- drinking water.
The organism preparation methods (freeze-drying, extraction, mineralization) and quantification of the chemical substances do not fall within the scope of this document.
IN_DEVELOPMENT
ISO/AWI 21686-1
20.00
New project registered in TC/SC work programme
Apr 17, 2024