2013NF T90-511-3:2013 Water quality - Sampling - Part 3: preservation and handling of water samples
0000 NF T90-513:2004
1996NF T90-513:1996 Water quality. Sampling. Part 3 : guidance on the preservation and handling of samples.
NF T90-511-3:2013 Water quality - Sampling - Part 3: preservation and handling of water samples was changed to ABNT NBR 15783-2012 Non-destructive testing - Industrial radiography - In service thickness measurement in pipes and small bore conectors using computed radiography (CR) .