Parameter
Biochemical oxygen demand (BOD5)
Reference standard
NS 4758
Internal method identity
5915
Comment
Manometric method
Parameter
Chemical oxygen demand index (COD)
Reference standard
ISO 15705
Internal method identity
14224
Comment
Photometric determined by dichromate (Merck kit)
Reference standard
NS-EN ISO 6878
Internal method identity
14220
Comment
Ammonium molybdate spectrometric method
Parameter
Determination of suspended solids
Reference standard
NS-EN 872
Internal method identity
5901
Comment
Filtration through glass fibre filters
Parameter
Selected elements (As, Pb, Cd, Cr, Cu, Ni, Zn, Hg)
Reference standard
NS-EN ISO 17294-2
Internal method identity
23159
Comment
ICP-MS. Digestion based on NS-EN ISO 15587-2:2002, Nitric acid extraction
Parameter
Determination of elements (As, Pb, Cd, Cr, Cu, Ni, Zn, Hg)
Reference standard
NS-EN 16171
Internal method identity
23159
Comment
ICP-MS. Digestion based on NS-EN 16173:2012. Nitric acid extraction
Parameter
Dry matter fraction (%DMF)
Reference standard
NS-EN 15934
Internal method identity
23316