00528nam a2200217Ia 4500008004100000041001200041082000800053082001100061100001700072100001900089100001100108245004100119260001700160260002500177260000900202300001500211365002500226650001400251650001900265650002600284150909s9999    xx            000 0 und d  aEnglish  a540  bHAR/CH  aHarris W E    aKratochvil B    eAuthor  aChemical separations and measurement  aphiladelphia  bW B Saunders Company  c1974  a279  Pages  aRs .93 .00            aChemistry  achromatography  agrav imetric analysis