Chapter 3 Arsenic, cadmium, nickel, mercury, benzo(a)pyrene and other polycyclic aromatic hydrocarbons

1. 10Assessment thresholds
2. 11Assessment criteria
3. 12Data quality objectives
4. 13Location and number of sampling points
5. 14Monitoring of polycyclic aromatic hydrocarbons
6. 15Background monitoring
7. 16Reference methods for sampling and analysis