GB/T 12998-1991
Water quality--Guidance on sampling techniques
2009-11
- Standard No.
- GB/T 12998-1991
- Language
- Chinese
- Release Date
- 1991
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Lastest
- GB/T 12998-1991
- Replace By
- HJ 494-2009
- Scope
- This standard is a guide to the basic principles of sampling techniques and does not include detailed sampling procedures. This standard applies to open rivers, closed pipelines, open water bodies, bottom sediments and groundwater sampling. This standard is designed for quality assurance control, water quality characteristic analysis, sampling technology guidance including bottom sediment and sludge, and is designed to obtain reliable data for water pollution identification.
GB/T 12998-1991 history
- 1991 GB/T 12998-1991 Water quality--Guidance on sampling techniques
GB/T 12998-1991 Water quality--Guidance on sampling techniques was changed to HJ 494-2009 Water quality.Guidance on sampling techniques.