00462nam a2200145Ia 4500003000600000005001700006008004100023040002500064082002800089100004100117245007500158260003800233300002600271500001900297NORSU20240430031018.0240215s9999    xx            000 0 und d  aNORSU-DumcNORSU-Dum  a540 Sa92Second edition  aSawyer, Clair N. & McCarty, Perry L. 0aChemistry for Sanitary EngineerscBy Clair N Sawyer & Perry L. McCarty  bMcGraw Hill, Inc.c1967aNew York  axi, 518 pages, 23 cm.  aIncludes index