These data are from a chemical experiment to prepare a standard curve for the determination of formaldehyde by the addition of chromatropic acid and concentrated sulphuric acid and the reading of the resulting purple color on a spectrophotometer.
A data frame with 6 observations on 3 variables.
[,1]
carb
numeric
Carbohydrate (ml)
[,2]
optden
Optical Density
Source
Bennett, N. A. and N. L. Franklin (1954) Statistical Analysis in Chemistry and the Chemical Industry. New York: Wiley.
References
McNeil, D. R. (1977) Interactive Data Analysis. New York: Wiley.
Use the following R code to directly access this dataset in R.
