Subject
aromatic compound
1
biphenyl
1
chlorohydrocarbon
1
chlorophenol
1
complexing agent
1
dioxin
1
environmental chemistry
1
environmental sample
1
halogenated aromatic hydrocarbon
1
halohydrocarbon
1
heavy metal concentration
1
hydrocarbon
1
inorganic compound
1
lake
1
organic compound
1
pesticide
1
pesticide residue
1
plant protection
1
polychlorinated biphenyl
1
polychlorinated dioxin
1
sampling
1
solute
1
solvent
1
spectroscopy
1
surface water
1
synthetic metal
1
volatile matter
1
water
1