ABSTRACT

Identifying the ubiquitous phthalate esters in the environment ...........................551 Determination of polycyclic aromatic hydrocarbons in contaminated soil..........556 Data acquisition and control software, introduction to HPLC.............................561 Determination of organochlorine pesticides, comparison of LLE and SPE

techniques.....................................................................................................566 Determination of trifluralin in chemically treated lawns......................................571 Determination of VOCs in gasoline-contaminated groundwater..........................576 Screening for BTEX in wastewater ......................................................................582 Introduction to GC.................................................................................................586 Comparison of soil types via quantitative determination of chromium...............591 Determination of ultratrace lead in drinking water ..............................................594 Determination of degree of hardness in groundwater ..........................................599 Determination of oil and grease in wastewater using SPE ..................................604 Comparison of UV and IR absorption spectra of chemically similar organic

compounds ...................................................................................................609 Determination of anionic surfactants in wastewater.............................................613 Visible spectrophotometric determination of trace iron in groundwater..............617 Spectrophotometric determination of phosphorous in eutrophicated surface

water .............................................................................................................621 Introduction to the visible spectrophotometer ......................................................623 Determination of inorganic anions in drinking water using IC ...........................628 Determination of Cr(VI) in a contaminated aquifer .............................................636 Introduction to pH measurement, estimating the degree of purity of snow ........641 How to weigh the right way..................................................................................645 References..............................................................................................................646