00458nam a2200193Ia 4500008004100000041001200041082000800053082001100061100002000072100001100092245003200103260001300135260002200148260000900170300001500179365002500194650002600219650001900245150909s9999    xx            000 0 und d  aEnglish  a540  bPIC/MO  aPickering W F    eAuthor  aModern analytical chemistry  aNew York  bMarcel Dekker Inc  c1971  a621  Pages  aRs .207 .00           apotentiometric method  aRadioactivcity