Page 14: Guidelines for Canadian Drinking Water Quality: Guideline Technical Document – Toluene, Ethylbenzene and the Xylenes
Appendix A: List of acronyms
ACGIH - American Conference of Governmental Industrial Hygienists
ANSI - American National Standards Institute
AOP - advanced oxidation process
ATP - adenosine triphosphate
ATPase - adenosine triphosphatase
BMD - benchmark dose
BMDL10 - lower 95% confidence limit of the benchmark dose corresponding to a 10% response
BTEX - benzene, toluene, ethylbenzene and xylenes
BTX benzene, toluene and xylenes
CAS - Chemical Abstracts Service
CI - confidence interval
CYP - cytochrome P450
DNA - deoxyribonucleic acid
EBCT - empty bed contact time
EPA - Environmental Protection Agency (U.S.)
FBR - fluidized bed reactor
GAC - granular activated carbon
GC - gas chromatography
gpm - gallons per minute
HBV - health-based value
IARC - International Agency for Research on Cancer
Kow - n-octanol/water partition coefficient
LC50 - median lethal concentration
LD50 - median lethal dose
L-eq - litre-equivalent
LOAEL - lowest-observed-adverse-effect level
MAC - maximum acceptable concentration
MCL - maximum contaminant level (U.S.)
MDL - method detection limit
MS - mass spectrometer
NOAEL - no-observed-adverse-effect level
NOM - natural organic matter NSF - NSF International
OR - odds ratio
PAC - powdered activated carbon
PBPK - physiologically based pharmacokinetic
PHG - public health goal (U.S.)
ppm - parts per million
PQL - practical quantification level
PTA - packed tower aeration
SCC - Standards Council of Canada
SFFR - submerged fixed film reactor
SIR - standardized incidence ratio
SMR - standardized mortality ratio
TDI - tolerable daily intake
TEX - toluene, ethylbenzene and xylenes
UV - ultraviolet
VOC - volatile organic compound
WHO - World Health Organization