EPA.ref {httk}

Reference for EPA Physico-Chemical Data

Description

The physico-chemical data in the chem.phys_and_invitro.data table are obtained from EPA's Comptox Chemicals dashboard. This variable indicates the date the Dashboard was accessed.

Usage

EPA.ref

Format

An object of class character of length 1.

Author(s)

John Wambaugh

Source

https://comptox.epa.gov/dashboard