Analysis of harmful chemicals

Important:
Look for registration numbers, marks and signs of substances according to guidelines and registers of your country or according to international standards (CAS-Nr., EINECS-Nr.)

Accidents, road drainage:

mineral oils,
substances according to marks, signs and registration numbers on vehicles

Extinguish water (fire):

Biotests,
mineral oils,
chlororganic substances, solvents
heavy metals

Agriculture:

Pesticides (frequently: herbicides, insecticides, fungicides acc. guidelines)
nutrients,
microbiologie