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Norwegian accreditation

Accreditation scope for

TEST 076

Oslo kommune Vann- og avløpsetaten

Seksjon for Vannmiljø, laboratoriet

Postboks 4704, Sofienberg
0506 OSLO

Telephone: 02180
E-mail: postmottak@vav.oslo.kommune.no
Internet: http://www.vann-og-avlopsetaten.oslo.kommune.no
The laboratory meets the requirements in

NS-EN ISO/IEC 17025:2017




Accreditation includes:
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The administrative / geographical unit:
Bekkelaget RA
Ormsundveien 5
0198 OSLO


Permanent facility
P3001 Sampling waste water
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water
Parameter
Samples for analysis of Hg and DEHP
Reference standard
Internal Method
Internal method identity
M302
Comment
Method based on the eligible sample (manual sampling).
Object
Waste water
Parameter
Samples for chemical analysis
Reference standard
Internal method
Internal method identity
M302
Comment
Method based on automatic sampling volume proportional samples from open water systems.
P3099 Flow measurement of waste water
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water
Parameter
Flow measurement in sewage treatment plant based on water level
Reference standard
Internal method
Internal method identity
M302
Comment
Ultrasound Measurement in parshall chute
The administrative / geographical unit:
Oslo kommune, Vann- og avløpsetaten
Herslebsgt. 5
0561 OSLO


Permanent facility
P12 Chemical analysis
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Wastewater
Parameter
Suspended solids, total fixed residue
Reference standard
Internal method
Internal method identity
M206
Comment
Method based on NS 4760 (1983) and NS EN 872 (2005)
Object
Waste water
Parameter
Chemical oxygen demand index (COD)
Reference standard
ISO 15705
Internal method identity
M251-A
Comment
Spectophotometry
Object
Wastewater
Parameter
pH
Reference standard
NS-EN ISO 10523
Internal method identity
M201 O
Comment
pH 4-10
Object
Wastewater
Parameter
Conductivity
Reference standard
NS-EN 27888
Internal method identity
M 202 O
Comment
Replaces ISO 7888:1985
Object
Clean water
Parameter
pH
Reference standard
NS-EN ISO 10523
Internal method identity
M104 O
Comment
pH 4 - 10
Object
Clean Water
Parameter
Conductivity
Reference standard
NS-EN 27888
Internal method identity
M 103 O
Comment
Replaces ISO 7888:1985
Object
Clean water
Parameter
UV absorbance and UV transmission
Reference standard
NS 9462
Internal method identity
M125 O
Comment
Object
Clean water
Parameter
Total hardness
Reference standard
Internal method
Internal method identity
M243-A
Comment
Method based on results for Mg and Ca
Object
Clean water
Parameter
Alkalinity
Reference standard
Internal method
Internal method identity
M101 O
Comment
Method based on withdranw NS 4754:1981
Object
Clean water
Parameter
Colour
Reference standard
NS-EN ISO 7887
Internal method identity
M102 O
Comment
Method C
Object
Clean water and wastewater
Parameter
Orthophosphate
Reference standard
Internal method
Internal method identity
M226
Comment
Ammonium molybdate spectrometric method based on NS-EN ISO 6878:2004
Object
Clean water and wastewater
Parameter
Total organic carbon (TOC)
Reference standard
NS-EN 1484
Internal method identity
M252-A
Comment
Object
Clean water, Waste water
Parameter
Determination of turbidity
Reference standard
NS-EN ISO 7027-1
Internal method identity
M105 O
Comment
Nephelometry
Object
Clean water, waste water
Parameter
Determination oftotal phosphorus
Reference standard
NS-EN ISO 15681-2
Internal method identity
M231
Comment
By flow analysis (CFA) and spectrometric detection
Object
Clean water, Waste water
Parameter
Ammonium
Reference standard
NS-EN ISO 11732
Internal method identity
M230
Comment
By flow analysis (CFA) and spectrometric detection
Object
Clean water, Waste water,
Parameter
Determination of nitrite nitrogen and nitrate nitrogen
Reference standard
NS-EN ISO 13395
Internal method identity
M230
Comment
By flow analysis (CFA) and spectrometric detection
Object
Clean water and wastewater
Parameter
Na, K, Mg, Ni, Zn, Pb, Mn, Ca, Cu, Cr, Al, As, Cd, Fe
Reference standard
NS-EN ISO 17294-2
Internal method identity
M243-B
Comment
ICP-MS
Object
Clean water, waste water
Parameter
Determination of total nitrogen
Reference standard
Internal method
Internal method identity
M231
Comment
Method based on ISO 29441:2010. CFA and spectrometric detection.
Object
Clean water, wastewater, and sludge
Parameter
Mercury, Hg
Reference standard
Internal method
Internal method identity
M244-B
Comment
Method based on NS-EN ISO 17852:2008
Object
Sludge
Parameter
Total residue and total fixed residue
Reference standard
NS 4764
Internal method identity
M207
Comment
Object
Sludge
Parameter
K, Mg, Ni, Zn, Pb, Ca, Cu, Cr, Al, Cd
Reference standard
NS-EN ISO 17294-2
Internal method identity
M243-B
Comment
ICP-MS
Object
Water
Parameter
Determination of biochemical oxygen demand after 5 days (BOD5)
Reference standard
NS-EN ISO 5815-1
Internal method identity
M253
Comment
P16 Microbiological analysis
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Clean water
Parameter
Enumeration of Escherichia coli and coliform bacteria
Reference standard
NS-EN ISO 9308-2
Internal method identity
M132
Comment
MPN-method (Colilert)
Object
Clean water
Parameter
Enumeration of coliform bacteria and E.coli
Reference standard
NS-EN ISO 9308-1
Internal method identity
M131
Comment
Membrane filtration
Object
Clean Water
Parameter
Detection and enumeration of intestinal enterococci
Reference standard
ISO 7899-2
Internal method identity
M138
Comment
MF-method
Object
Clean water
Parameter
Enumeration of culturable micro-organisms
Reference standard
NS-EN ISO 6222
Internal method identity
M130
Comment
Colony count by inoculation in a nutrient agar culture medium.
Object
Water
Parameter
Enumeration of Clostridium perfringens
Reference standard
NS-EN ISO 14189
Internal method identity
M137
Comment
Method using membrane filtration (ISO 14189:2013)