Environmental protection often Involves Costs to the enterprise. In the first four units, we have analysed the reasons why these costs must be accepted, how to minimize them, how to anticipate and plan for effective ...

All exposure determinations and risk assessments ultimately depend on accurate chemical analyses, and therefore some critical aspects of analysis for 2,4-D residues have been included in the present document. The available ...

Lead is a bluish or silvery-grey soft metal. With the exception of the nitrate, the chlorate, and, to a much lesser degree, the chloride, the salts of lead are poorly soluble in water.This document, although based on a ...

2,4-D is a selective herbicide which kills broad-leaved plants but not grasses or conifers. Its chemical structure is a modification of a naturally occurring plant hormone. 2,4-D is available as the free acid but is ...

The purpose of this document is to review and evaluate available information on the biological effects of some petroleum products, and to provide a scientific basis for decisions aimed at the protection of human health ...

Arsenic is a ubiquitous element with metalloid properties. Its chemistry is complex and there are many different compounds of both inorganic and organic arsenic. In nature, it is widely distributed in a number of minerals, ...

?letaliic vanadium does not occur in nature. Over 70 vanadium minerals are known, carnatite and vanadinite being the most important from the point of view of mining. Production of vanadium is linked with that of other ...

Chlordane is a viscous, light yellow to amber-coloured liquid. Technical chlordane is a mixture of at least 26 different components and up to 14 distinct chromatographic components have been described. Its main components ...