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Water quality - Sampling - Part 16: Guidance on biotesting of samples (ISO 5667-16:2017)
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 37.90
  •  

Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014)
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 50.50
  •  

ILNAS-EN 17075:2018 Edition 12/2018
Water quality - General requirements and performance test procedures for water monitoring equipment - Measuring devices
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 71.30
  •  

Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018)
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 32.20
  •  

Water quality - Preparation and treatment of poorly water-soluble organic compounds for the subsequent evaluation of their biodegradability in an aqueous medium (ISO 10634: 2018)
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 24.00
  •  

ILNAS-EN 17123:2018 Edition 12/2018
Water quality - Guidance on determining the degree of modification of the hydromorphological features of transitional and coastal waters
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 61.30
  •  

Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019)
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 34.20
  •  

ILNAS-EN 17218:2019 Edition 05/2019
Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 46.70
  •  

Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 2: Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS) (ISO 20596-2:2021)
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 27.00
  •  

ILNAS-EN 14996:2006 Edition 06/2006
Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment
TC/SC : CEN/TC 230
Status : Standard  -  Active
  •  
  • 22.60
  •  

 
Result(s) 21 - 30 of 227 1 2 3 4 5 6 7 ... 23
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