Chapter 4

4. Chemical analysis

4.1 Main ions, IC

4.2 SO4, Thorin

4.3 NO3, Griess

4.4 NH4, Indophenol

4.5 Cl, Hg(SCN)Fe

4.6 Cations, AAS/AES

4.7 pH

4.8 Alkalinity

4.9 Conductivity

4.10 SO2

4.11 NO2

4.12 HNO3 and NH3

4.13 SO4 in air

4.14 NO3 and NH4 in air

4.15 VOC

4.16 Aldehydes and ketones

4.17 Heavy metals

4.18 Hg

4.19 POP and PCB

4.20 PAH

4.21 PM, speciation

4.22 EC/OC