Excerpt from Interagency Comparison of Ultraviolet Photometric Standards for Measuring Ozone Concentrations By June of l977, four agencies, the California Air Resources Board, National Bureau of Standards, U. S. Environmental Protection Agency, and the Jet Propulsion Laboratory independently designed and fabricated long path ultraviolet ozone photometers. The four photometers are all of different design with two located on each coast of the United States. About the Publisher Forgotten Books publishes hundreds of ...
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Excerpt from Interagency Comparison of Ultraviolet Photometric Standards for Measuring Ozone Concentrations By June of l977, four agencies, the California Air Resources Board, National Bureau of Standards, U. S. Environmental Protection Agency, and the Jet Propulsion Laboratory independently designed and fabricated long path ultraviolet ozone photometers. The four photometers are all of different design with two located on each coast of the United States. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.
