Dr. Lawrence A. Keith is a Corporate Fellow at Radian International LLC, in Austin, Texas. Before joining Radian in 1977, he was a research scientist with the U.S. Environmental Protection Agency laboratory in Athens, Georgia. A pioneer in environmental sampling and analysis, method development, and handling hazardous compounds, Dr. Keith has published many books and technical articles on these subjects.

• Preface, Chemical Table of Contents: Acenaphthene to Zinc, CAS Number Table of Contents, A-Z, Index

Dr. Lawrence A. Keith is a Corporate Fellow at Radian International LLC, in Austin, Texas. Before joining Radian in 1977, he was a research scientist with the U.S. Environmental Protection Agency laboratory in Athens, Georgia. A pioneer in environmental sampling and analysis, method development, and handling hazardous compounds, Dr. Keith has published many books and technical articles on these subjects.

• Preface, Chemical Table of Contents: Acenaphthene to Zinc, CAS Number Table of Contents, A-Z, Index

Dr. Lawrence A. Keith is a Corporate Fellow at Radian International LLC, in Austin, Texas. Before joining Radian in 1977, he was a research scientist with the U.S. Environmental Protection Agency laboratory in Athens, Georgia. A pioneer in environmental sampling and analysis, method development, and handling hazardous compounds, Dr. Keith has published many books and technical articles on these subjects.

• Preface, Chemical Table of Contents: Acenaphthene to Zinc, CAS Number Table of Contents, A-Z, Index