EPA.97.cadmium.111.df {EnvStats}

Calibration Data for Cadmium at Mass 111

Description

Calibration data for cadmium at mass 111 (ng/L; method 1638 ICPMS) that appeared in Gibbons et al. (1997b) and were provided to them by the U.S. EPA.

Usage

EPA.97.cadmium.111.df

Format

A data frame with 35 observations on the following 2 variables.

Cadmium

Observed concentation of cadmium (ng/L)

Spike

“True” concentration of cadmium taken from a standard (ng/L)

Source

Gibbons, R.D., D.E. Coleman, and R.F. Maddalone. (1997b). Response to Comment on "An Alternative Minimum Level Definition for Analytical Quantification". Environmental Science and Technology, 31(12), 3729–3731.