
42
ABBREVIA
TIONS
EPA
US Environmental Protection Agency
ºC
degree Celsius
ºF
degree Fahrenheit
μg/L
micrograms per liter (ppb)
mg/L
milligrams per liter (ppm)
%T
Percent Transmittance
ABS
Absorbance
ppm
parts per million (mg/L)
ppt
parts per thousand (g/L)
ppb
parts per billion (μg/L)
ºf
French degree (Hardness)
ºe
English degree (Hardness)
ºdH
German degree (Hardness)
meq/L
milliequivalents per liter
meq/kg
milliequivalents per kilogram
PCU
Platinum Cobalt Unit
Pfund
honey color grading scale in millimeters
pH
Negative log of the hydrogen ion activity
mV
Millivolts
dKH
Degrees of Carbonate Hardness
9. ABBREVIATIONS