Robert G. Lewis, Ph.D.
U.S. Environmental Protection Agency
National Exposure Research Laboratory
Research Triangle Park, North Carolina
35.1 INTRODUCTION
A pesticide is any substance...
20.1 INTRODUCTION
The terms pesticides and herbicides refer to a wide class of substances used for pest and weed control, respectively, and include several thousand formulations. Because of their...
With efficient deactivation on glass wool, the Ultra Inert liners with wool provide excellent inertness, homogeneous sample mixing and evaporation, and maximum column and detector protection for...
Introduction
Pesticides are a group of chemicals used for the control and prevention of pests such as fungi, insects, nematodes, weeds, bacteria, and viruses. Depending on the class of pests they...
10.1 The Problems of Pesticide Pollution
For over a century, farmers and ranchers have applied various chemical compounds to agricultural fields in an attempt to restrict the damage caused by...