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Norwegian accreditation

Accreditation scope for

TEST 004

Nedre Romerike Vann- og Avløpsselskap IKS

Postboks 26
2011 Strømmen

Telephone: 63 84 54 00 Faks. 63 94 86 01
E-mail: laboratoriet@nrva.no
Internet: http://www.nrva.no
The laboratory meets the requirements in

NS-EN ISO/IEC 17025:2017




Accreditation includes:
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The administrative / geographical unit:
Nedre Romerike Vann- og Avløpsselskap IKS
Ruth Maiers gate 22
1466 Strømmen


Permanent facility
P12 Chemical analysis
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water
Parameter
Suspended matter, residue on ignition
Reference standard
Internal method
Internal method identity
LAB-4006 LAB-4008
Comment
Method based on NS-EN 872 (suspended matter) and NS 4733 (residue on ignition)
Object
Waste water
Parameter
Chemical oxygen demand index (COD)
Reference standard
ISO 15705
Internal method identity
LAB-4304
Comment
Object
Waste water
Parameter
Phosphate and Total Phosphorus
Reference standard
NS-EN ISO 6878
Internal method identity
LAB-4201
Comment
Ammonium molybdate spectrometric method
Object
Waste water
Parameter
Determination of selected elements (Na, Mg, Al, P, K, Ca, Cr, Mn, Fe, Co, Ni, Cu, Zn, As, Se Cd, Sb, Pb)
Reference standard
NS-EN ISO 17294-2
Internal method identity
LAB-ICP-MS
Comment
ICP-MS
Object
Waste water
Parameter
Determination of biochemical oxygen demand after 5 days (BOD5)
Reference standard
NS-EN ISO 5815-1
Internal method identity
LAB-4303
Comment
Automated method
Object
Clean Water
Parameter
Determination of selected elements (B, Na, Mg, Al, K, Ca, Cr, Mn, Fe, Co, Ni, Cu, Zn, As, Se, Cd, Sb, Pb)
Reference standard
NS-EN ISO 17294-2
Internal method identity
LAB-ICP-MS
Comment
ICP-MS
Object
Clean water
Parameter
Turbidity
Reference standard
NS-EN ISO 7027-1
Internal method identity
LAB-3003a
Comment
automated method
Object
Clean water
Parameter
Colour
Reference standard
NS-EN ISO 7887
Internal method identity
LAB 3005a
Comment
Method C
Object
Clean water,
Parameter
Conductivity
Reference standard
NS-ISO 7888
Internal method identity
LAB-3004a
Comment
LAB-3004a: automated method
Object
Clean water
Parameter
Alkalinity
Reference standard
Internal method
Internal method identity
LAB-3002a
Comment
Method based on NS 4754. Automated method.
Object
Clean water
Parameter
Suspended matter, residue on ignition
Reference standard
Internal method
Internal method identity
LAB-3006 LAB-3008
Comment
Method based on NS-EN 872 (suspended matter) and NS 4733 (residue on ignition)
Object
Clean water
Parameter
COD-permanganate
Reference standard
Internal method
Internal method identity
LAB-3304
Comment
Method based on NS 4759 (withdrawn)
Object
Clean water, Sea water
Parameter
Determination of nitrite nitrogen and nitrate nitrogen and the sum of both
Reference standard
NS-EN ISO 13395
Internal method identity
LAB-3231 LAB-4231
Comment
Skalar San++ CFA, spectrophotometry
Object
Clean water, waste water,
Parameter
Total organic carbon (TOC)
Reference standard
NS-EN 1484
Internal method identity
LAB-3301 LAB-4301
Comment
Object
Clean water, Waste water,
Parameter
Ammonium nitrogen
Reference standard
NS-EN ISO 11732
Internal method identity
LAB-3232 LAB-4232
Comment
Skalar San++ CFA, spectrophotometry
Object
Clean water and waste water
Parameter
Total nitrogen
Reference standard
ISO 29441
Internal method identity
LAB-3231 LAB-4231
Comment
Skalar San++ CFA, spectrophotometry
Object
Clean water, Pool water, Waste water
Parameter
pH
Reference standard
NS-EN ISO 10523
Internal method identity
LAB-3001a LAB-4001
Comment
Method LAB-3001a is automated.
Object
Sludge
Parameter
Determination of selected elements (Na, Mg, Al, P, K, Ca, Cr, Mn, Fe, Co, Ni, Cu, Zn, As, Cd, Sb, Pb)
Reference standard
NS-EN ISO 17294-2
Internal method identity
LAB-ICP-MS
Comment
ICP-MS. Digestion by micro wave
Object
Sludge
Parameter
pH
Reference standard
Internal method
Internal method identity
LAB-5001
Comment
Method based on NS-EN ISO 10390:2022
Object
Sludge
Parameter
TN-Kjeldahl
Reference standard
Internal method
Internal method identity
LAB-5210
Comment
Method based on Std. Methods 4500-N. Without distillation
Object
Sludge
Parameter
Hg
Reference standard
Internal method
Internal method identity
LAB-5101
Comment
Method based on NS-EN ISO 17852
Object
Sludge and sediments
Parameter
Total residue and total fixed residue
Reference standard
NS 4764
Internal method identity
LAB-5007 LAB-5008
Comment
P16 Microbiological analysis
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Clean water, pool water
Parameter
Pseudomonas aeruginosa
Reference standard
Internal method
Internal method identity
LAB-3514
Comment
internal method based on AFNOR BRD 07/21-04/12
Object
Clean water, raw water
Parameter
Enumeration of Clostridium perfringens
Reference standard
NS-EN ISO 14189
Internal method identity
LAB-3513
Comment
Method using membrane filtration
Object
Clean water, raw water
Parameter
Enterococci
Reference standard
ASTM D6503
Internal method identity
Lab-3551
Comment
Object
Clean water
Parameter
Enumeration of culturable micro-organisms
Reference standard
NS-EN ISO 6222
Internal method identity
LAB-3507 LAB- 3508
Comment
Object
Clean water
Parameter
Enumeration of coliform organisms and E. coli
Reference standard
NS-EN ISO 9308-2
Internal method identity
LAB-3552
Comment
MPN-method (Colilert)
Object
Clean water
Parameter
Detection and enumeration of intestinal enterococci
Reference standard
ISO 7899-2
Internal method identity
LAB-3515
Comment
MF-method
P3001 Sampling waste water
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water from sewage treatment plants
Parameter
Samples for chemical analysis
Reference standard
Internal method
Internal method identity
NRA-70320
Comment
Method based on automatic sampling volume proportional samples from the inlet and outlet from open water systems. This is in accordance with the requirements of the Regulations relating to pollution control § 14-1.
P3099 Flow measurement of waste water
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water from sewage treatment plants
Parameter
Flow measurement
Reference standard
Internal method
Internal method identity
NRA-70320
Comment
Method based on the measurement of water from open systems.
The administrative / geographical unit:
Tangen RA
Lystadvegen 140
1920 Sørumsand


Permanent facility
P3001 Sampling waste water
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water from sewage treatment plants
Parameter
Samples for chemical analysis
Reference standard
Intern metode
Internal method identity
MIRA-70320
Comment
Method based on automatic sampling volume proportional samples from the inlet and outlet from open water systems.
P3099 Flow measurement of waste water
Object
Parameter
Reference standard
Internal method identity
Comment
Object
Waste water from sewage treatment plants
Parameter
Flow measurement
Reference standard
Internal method
Internal method identity
MIRA-70320
Comment
Method based on the measurement of water from pressurized systems.