Collection, logistics & treatment requirements for WEEE - Part 3-1: Specification for de-pollution - General
10.99 New project approved
Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow
50.60 Close of voting. Proof returned by secretariat
Devices to prevent pollution by backflow of potable water - Air gap with injector - Family A - Type D
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Artificial pollution tests on high-voltage insulators made of hydrophobicity transfer materials to be used on a.c. and d.c. systems
40.99 Full report circulated: DIS approved for registration as FDIS
Gas chromatographs for measuring pollution from pesticides and their toxic substances
40.20 DIS ballot initiated: 12 weeks
Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D
00.60 Close of review
