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+\name{pahCalibration}
+\docType{data}
+\alias{pahCalibration}
+\title{Calibration data for HPLC measurement of 4 PAH}
+\description{
+  This dataset was produced during a course on trace analysis
+  of organic contaminants. The data are far from perfect, but 
+  good enough to serve as an example.
+}
+\usage{data(pahCalibration)}
+\format{
+  A dataframe containing the areas for the four polycyclic aromatic
+  hydrocarbons (PAH) Acenaphthene, Phenanthrene, Anthracene and Pyrene.
+  Each measurement of a standard solution makes up one row.
+}
+\source{
+  \url{http://www.uft.uni-bremen.de/chemie}
+}
+\keyword{datasets}