Division 2 Contaminants in a liming material must not exceed the following limit values:
United Kingdom
(a) cadmium (Cd) (b) hexavalent chromium (Cr VI) (c) mercury (Hg) (d) nickel (Ni) (e) lead (Pb) (f) arsenic (As)
2 mg/kg dry matter,
2 mg/kg dry matter,
1 mg/kg dry matter,
90 mg/kg dry matter,
120 mg/kg dry matter,
40 mg/kg dry matter.