Specify units used for toluene standards

1 files changed, 4 insertions, 2 deletions

diff --git a/man/rl95_toluene.Rd b/man/rl95_toluene.Rd
index 1cc1690..21fea0f 100644
--- a/man/rl95_toluene.Rd
+++ b/man/rl95_toluene.Rd
@@ -3,10 +3,12 @@
 \alias{rl95_toluene}
 \title{Toluene amounts measured by GC/MS as reported by Rocke and Lorenzato (1995)}
 \description{
-  Dataset reproduced from Table 4 in Rocke and Lorenzato (1995).
+  Dataset reproduced from Table 4 in Rocke and Lorenzato (1995). The toluene
+  amount in the calibration samples is given in picograms per 100 µL.
+  Presumably this is the volume that was injected into the instrument.
 }
 \format{
-  A dataframe containing four replicate observations for each 
+  A dataframe containing four replicate observations for each
   of the six calibration standards.
 }
 \source{