TY - BOOK AU - Markovchick, D. J. CN - I 19.76: CY - Denver, Colo. : DA - 1994. ID - 196922 KW - Water quality KW - Water KW - Gas chromatography. N1 - Spine title: Determination of triazine and other nitrogen-containing compounds. N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 95-0601-M. PB - U.S. Dept. of the Interior, U.S. Geological Survey : PB - Open-File Reports--ESIC [distributor], PP - Denver, Colo. : PY - 1994. T1 - Methods of analysis by the U.S. Geological Survey National Water Quality Laboratorydetermination of triazine and other nitrogen-containing compounds by gas chromatography with nitrogen phosphorus detectors / TI - Methods of analysis by the U.S. Geological Survey National Water Quality Laboratorydetermination of triazine and other nitrogen-containing compounds by gas chromatography with nitrogen phosphorus detectors / ER -