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,Zj C) <br />5 <br />HANDBOOK OF ACUTE TOXICITY <br />OF CHEMICALS TO FISH AND <br />AQUATIC INVERTEBRATES <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />N 3? <br />?`k, ---- -- <br /> <br />UNITED STATES DEPARTMENT OF THE INTERIOR <br />FISH AND WILDLIFE SERVICE / RESOURCE PUBLICATION 137