40.20 DIS ballot initiated: 12 weeks Sep 16, 2024
ISO
ISO/TC 275 Sludge recovery, recycling, treatment and disposal
International Standard
13.030.20 Liquid wastes. Sludge
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/DIS 19654
40.20
DIS ballot initiated: 12 weeks
Sep 16, 2024