Standard-compliant methods for water analysis

Parameter Standard Matrix Method
Permanganate index ISO 8467
DIN 38409-5
Drinking water
Surface water
Titration
Chemical oxygen demand (COD) ISO 6060
ISO 15705
ASTM D 1252
DIN 38409-44
Drinking water,
Seawater,
Wastewater
Titration
Ca, Mg DIN 38406-3
EPA 130.2
Drinking water Titration
Sulfide ASTM D 4658 All types of water Titration
Fluoride ASTM D 3868
EPA 340.2
Drinking water
Wastewater
Titration
Titration, Ion-selective Electrode (ISE)
Free chlorine EPA 330.1 All types of water Titration
Anions, e.g., F, Cl, Br, NO2,
NO3, SO42–, etc.
DIN EN ISO 10304-1
EPA 300.0, Part A
EPA 300.1, Part A
EPA 9056
All types of water
Drinking and wastewater
Drinking water
Drinking and wastewater
Ion chromatography
Chromium(VI), anions DIN EN ISO 10304-3 All types of water Ion chromatography
Chromium(VI) ASTM D 5257
EPA 218.7
All types of water
Wastewater
Ion chromatography
Oxyhalides ISO 11206
ASTM D 6581
DIN EN ISO 10304-4
DIN EN ISO 15061
EPA 300.0, Part B
EPA 300.1, Part B
EPA 317.0
EPA 326.0
Drinking water
Drinking water
All types of water
Drinking and mineral water
Drinking and wastewater
Drinking water
Drinking water
Drinking water
Ion chromatography
Cations, e.g., Li+, Na+, K+, NH4+,
Mg2+, Ca2+, etc.
ISO 14911
ASTM D 6919
Surface and drinking water
Wastewater
Ion chromatography
Amines (MMA, guanidine) Wastewater Ion chromatography
Bromate EPA 321.8 Drinking water Ion chromatography (IC-ICP/MS)
Bromate, halogenated acetic acids EPA 557 Drinking water Ion chromatography (IC-MS/MS)
Perchlorate EPA 314.0
EPA 332.0
Drinking water Ion chromatography
Hg, As, Cr EPA 6800 Hydrosphere,
Biosphere
Ion chromatography (IC-ICP/MS)
Zn, Cd, Pb, Cu, Tl, Ni, Co DIN 38406-16 Drinking and wastewater Voltammetry
Cd, Pb, Cu, FeII/FeIII, CrVI  – Seawater Voltammetry
CN Sample preparation acc.
to DIN 38405-13
Drinking and wastewater Voltammetry
U DIN 38406-17 Groundwater, raw water,
drinking water
Voltammetry
EDTA, NTA DIN 38413-5 Wastewater, sludge Voltammetry
Anions, cations,
heavy metals
Various All types of water VoltIC (Voltammetry and
ion chromatography)
pH value, conductivity, anions,
cations
Various All types of water TitrIC (Titration and
ion chromatography)
pH value, conductivity,
and parameters that can
be determined by titration or
voltammetry
Process-dependent specifications Drinking water,
Boiler feed water,
Cooling water,
Process water,
Wastewater
Online and atline
process analysis