30.99 CD approved for registration as DIS Sep 22, 2023
ISO
ISO/TC 275 Sludge recovery, recycling, treatment and disposal
International Standard
This international standard specifies a chemical conditioning procedure for sludge/biosolids thus allowing results obtained in different places and laboratories, and on different times to be compared when selecting type and dosage of a conditioning product at laboratory scale.
IN_DEVELOPMENT
ISO/CD 19654
30.99
CD approved for registration as DIS
Sep 22, 2023