Key wordscateg, composer, others, compounds, phthalate, consisting, quinoline, pcbs, database, biphenyl, water, detected, pesticides, chp, nitrosoamines, internal, chn, coprostanol, esters, chs, semi, nos, diethyltoluamide, organochlorinated, ppcp, simultaneous, nonylphenol, thymol, benzenes, stigmasterol, software, cyclohexanol, triclosan, sitosterol, nitro, fungicides, benzothiazole, mrm, compound, diisobutyl, cho, insecticides, fenobucarb, bisphenol, ibuprofen, phosphoric, ketones, menthol, river, indices