OR/18/052 Glossary

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Lapworth, D J, Crane, E J, Stuart, M E, Talbot, J C, Besien, T, and Civil, W. 2018. Micro-organic contaminants in groundwater in England: summary results from the Environment Agency LC-MS and GC-MS screening data. British Geological Survey Internal Report, OR/18/052.

Additional compound names are given in full alongside their acronyms in Table 3.1 and Table 3.2.

BBSA Benzenesulfonamide, N-butyl
BAM 2,6-Dichlorobenzamide
BHT Butylated hydroxytoluene
BPA Bisphenol A
CAS number Chemical Abstract Service — a unique identifier for chemical
DWD Drinking water directive 1998/83/EC
DEET N,N-Diethyl-meta-toluamide
DEHP Bis(2-ethylhexyl)phthalate
Emerging substance Substances detected in the environment, but not included in routine monitoring programmes, whose fate, behaviour and toxicological effects are poorly understood
GC-MS Gas chromatography-mass spectrometry (a laboratory analytical method)
LC-MS Liquid chromatography-mass spectrometry
LOD Limit of detection
MCPA 2-methly-4-chlorophenoxyacetic acid
MO Micro-organic compound
Micro-organic compound Organic compounds typically present at trace concentrations
PAH polyaromatic hydrocarbons
Polyaromatic Compounds with multiple ring structures
PFCs Perfluorinated compounds
PFOA Perfluorooctanoic acid
PFOS Perfluorooctane sulfonate
PSD Priority substances directive 2013/39/EU
PPPD Plant Protection Products Directive 1107/2009/EC
Q-TOF Quadrupole Time-of-Flight
REACH Regulation (EC) No 1907/2006 of the European Parliament and of the Council on the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH)
Screen(ing) Refers to an analytical method that can detect a large number of compounds, rather than targeting a small suite of specific compounds
SVHC Substance of very high concern
SVOC Semivolatile organic compounds
THMs Trihalomethanes
TMDD 2,4,7,9-Tetramethyl-5-decyne-4,7-diol
TP Transformation products, covering biotic and abiotic processes
TTT 2,4,6-Triallyloxy-1,3,5-triazine
UHD Ultra-High-Definition
VOCS Volatile organic compounds