Reference standard
Internal method
Internal method identity
F1-1
Comment
Method based on NS-ISO 5813:1983, Winkler titration
Parameter
Total organic carbon (TOC)
Reference standard
Internal method
Internal method identity
G4-2
Comment
Method based on NS-EN 1484:1997, UV/peroxodisulfate digestion
Parameter
Al (reactive and non-labile)
Reference standard
Internal method
Internal method identity
E3-2
Comment
Spectrophotometry
Parameter
Cl, F, NO3, SO4
Reference standard
Internal method
Internal method identity
C4-4
Comment
Method based on NS-EN ISO 10304-1:2009.
Parameter
Na, K, Ca, Mg and NH4
Reference standard
Internal method
Internal method identity
C4-4
Comment
Method based on NS-EN ISO 14911:1999.
Object
Fresh water and sea water
Reference standard
Internal method
Internal method identity
C7-3
Comment
Method based on NS-EN ISO 16264: 2004, photometry/autoanalyzer. Multimethod
Object
Fresh water and sea water
Parameter
Total suspended material
Reference standard
Internal method
Internal method identity
B4
Comment
Method based on NS 4733 (1983)
Object
Fresh water and sea water
Parameter
Al, V, Cr, Fe, Mn, Co, Ni, Cu, Zn, As, Sr, Mo, Ag, Cd, Sn, Sb, Pb, U, B, Na, Mg, Si, K, Ca.
Reference standard
Internal method
Internal method identity
E8-4
Comment
Method based on NS-ISO 17294-1:2007 og NS-EN ISO 17294-2:2016
Object
Fresh water and sea water
Reference standard
Internal method
Internal method identity
A4-3
Comment
Method based on NS-EN ISO 7027-1. Published 2016. Quantitative Spectrophotometry-Automated.
Object
Fresh water and sea water
Reference standard
Internal method
Internal method identity
A5-2
Comment
Method based on NS-EN ISO 7887. Method C. Automated. Published 2011.
Object
Fresh water and sea water
Parameter
Suspended matter, residue on ignition
Reference standard
Internal method
Internal method identity
B2
Comment
Method based on NS 4733 (1983) and NS-EN 872 (2005)
Object
Fresh water and sea water
Reference standard
NS-EN ISO 9963-1
Internal method identity
C1-4
Comment
Automated
Approved 1996
Object
Fresh water and sea water
Reference standard
NS-ISO 7888
Internal method identity
A2-4
Comment
Automated
Approved 1993
Object
Fresh water and sea water
Reference standard
NS 4767
Internal method identity
H1-1
Comment
Spectrophotometric determination in methanol extract
Approved 1983
Object
Fresh water, sea water
Reference standard
Internal method
Internal method identity
D1-3
Comment
Method based on withdrawn NS 4724 (1984), Automated. Multimethod.
Object
Fresh water, sea water
Parameter
Total Phosphorous
Reference standard
Internal method
Internal method identity
D2-1
Comment
Method based on withdrawn NS 4725 (1984), Automated
Object
Fresh water, sea water
Parameter
Nitrite and nitrate
Reference standard
Internal method
Internal method identity
D3-3
Comment
Method based on NS 4745:1991, automated. Multimethod.
Object
Fresh water, sea water
Reference standard
Internal method
Internal method identity
G5-4
Comment
Method based on NS-EN 1484:1997 , catalytic combustion
Object
Fresh water, sea water
Reference standard
Internal method
Internal method identity
D6-1
Comment
Method based on NS-EN ISO 11905-1:1998 and withdrawn NS 4743:1993
Object
Fresh water and sea water
Reference standard
NS-EN ISO 10523
Internal method identity
A1-5
Comment
Potentiometric measurement. Automated
Approved 2012
Object
Sediment and biological material from aquatic environments
Reference standard
Internal method
Internal method identity
G6-2
Comment
Method based on APHA/AWWWA/WPCF and combustion at 1800 °C
Object
Sediment and biological material from aquatic environments
Reference standard
Internal method
Internal method identity
G6-2
Comment
Method based of combustion at 1800°C
Reference standard
Internal method
Internal method identity
F1-2
Comment
Method based on NS-ISO 5813:1983, Winkler titration