New PDF release: Biological and Environmental Aspects of Chromium

By S. Langard, S. Langård

ISBN-10: 0444804412

ISBN-13: 9780444804419

Organic and Environmental features of Chromium makes a speciality of the organic and environmental features of chromium and its compounds, with emphasis at the most crucial features in their toxicology and body structure. subject matters lined diversity from the construction and occupational publicity of chromium compounds to the presence of chromium in air, soil, and traditional waters. The purposes of chromium in phone biology and medication also are discussed.

Comprised of eleven chapters, this quantity starts with an summary of the poisonous and carcinogenic results of chromium and chromium compounds, by way of a dialogue at the creation and occupational publicity of chromium compounds. The reader is then brought to the extra universal analytical tools utilized in the choice of chromium in environmental and organic samples. next chapters discover the dietary position of chromium; absorption, shipping, and excretion of chromium in people and animals; mutagenic and cytogenetic results of chromium compounds; and organ toxicity of chromium in animals. The carcinogenic results of chromium, together with its results at the pores and skin, also are considered.

This monograph should be of curiosity to scholars, practitioners, and researchers within the fields of biology, body structure, and chemistry, in addition to people with an aim curiosity within the ways that chromium and its compounds act in organic fabrics and within the human atmosphere.

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Extra info for Biological and Environmental Aspects of Chromium

Example text

Principle impurities in chrome plating baths are Cr(III), Fe, Cu, and Zn. Because they reduce the conductivity of the bath they are usually not permitted to accumulate in any significant concentration: the Cr(III) is continuously oxidized to Cr(VI) by the plating process. The frequent use of lead anodes creates a certain amount of lead sulfate sludge which must be removed. The only other major bath impurities are wetting agents, a wide variety of which are used to reduce mist formation at the electrodes due to the bursting of hydrogen bubbles.

S. A. 1. Introduction This chapter will summarize the literature giving background levels of chromium in soil, water, and air. Included is information available on transport mechanisms and valence states of chromium in these elements and the influence of these on the chromium content in food plants. A critical evaluation of the chromium literature up to July, 1972, on biology and health effects was published by the National Academy of Science (1974). Another document covering relevant literature between July, 1972, and January, 1975, critically evaluates the effects of chromium in the Canadian environment (NRCC/CNRC, 1976).

S. (1953) Nord. Hyg. Tidsskr. 5 - 6 , 8 6 - 9 1 . Machle, W. and Gregorius, F. (1948) Pub. Health. Rep. 63, 1114-1127. Mancuso, T. F. (1975) Proc. Int. Conf. Toronto, Canada. Mancuso, T. F. and Hueper, W. C. (1975) Br. J. Ind. Med. 32, 6 2 - 6 5 . Masumoto, L, Godai, T. and Okuda, N. (1979) in Recent Trends in Welding Consumables in Japan, Kobe Steel Ltd. Michel-Briand, C. and Simonin, M. (1977) Arc. Maladie. Prof. Med. Travail. Sec. Sociale 38, 1001-1013. Milby, T. , Hey, M. , Gibson, R. L. and Stockinger, H.

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Biological and Environmental Aspects of Chromium by S. Langard, S. Langård

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