DDT in Kale

SUMMARY:

A numeric vector of 15 measurements by different laboratories of the pesticide DDT in kale, in ppm (parts per million) using the multiple pesticide residue measurement.

SOURCE:

C. E. Finsterwalder (1976) Collaborative study of an extension of the Mills et al method for the determination of pesticide residues in food. J. Off. Anal. Chem. 59, 169-171

R. G. Staudte and S. J. Sheather (1990) Robust Estimation and Testing. Wiley