-
GB/T 14581-1993 in English
Water quality - Guidance on sampling techniques from lakes, natural and man-made
valid
Issued on:1993-08-30
$80.00 -
GB/T 12999-1991 in English
Water quality sampling-Technical regulation of the preservation and handling of samples
superseded
Issued on:1991-01-25
$240.00 -
GB 12997-1991 in English
Water quility-Techmical regulation on the design of sampling programmes
superseded
Issued on:1991-01-25
$264.00 -
GB 12998-1991 in English
Water quility-Guidance on sampling techniques
superseded
Issued on:1991-01-25
$400.00