TY - GEN AU - Anderson,R G AU - Brown,B C TI - The determination of lead in mosses by means of its catalytic effect on the persulphate oxidation of Pyrogallol Red SN - 0039-9140 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0039-9140(81)80186-5 ER -