000 00282nam a2200097 4500
999 _c336070
_d336070
082 _a628.1
_bBAL.C
100 _aDwight G.Ballinger
245 _aMethods for Chemical Analysis of Water and Wastes
_cEnvironmental Monitoring and Support Lab
260 _aOhiio
_c1979
_bUEPA
942 _cBK