Carbaryl is the common name for the carbamic acid derivative 1-naphthyl N-methylcarbamate. The technical grade product is a white crystalline solid, with a low volatility; it is poorly soluble in water, which is stable ...

This monograph has been prepared on behalf of the Central Unit of the International Programme on Chemical Safety (IPCS) and its aim is to provide an update of the principles utilized by the WHO Expert Group on Pesticide ...

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 ...

Ochratoxins are produced by several species of the fungal genera Aspergillus and Penicillium. These fungi are ubiquitous and the potential for the contamination of foodstuffs and animal feed is widespread. Ochratoxin A, ...

Polychlorinated dibenzo—p—dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) are two series of tricyclic aromatic compounds with similar chemical and physical properties; they are ubiquitous in the environment. They ...

The first part of this project, dealing with in vitro studies, was published in 1985 (Ashby et al., 1985) and was summarized in Environmental Health Criteria 47 (WHO, 1985). The second part, which is the subject of this ...

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, ...

Hydrogen sulfide is a colourless gas with a characteristic odour that is soluble in various liquids including water, alcohol, ether, and solutions of amines, alkali carbonates, and bicarbonates. It can undergo a number of ...

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 ...

The major sources of exposure to chlorine and hydrogen chloride that are of significance for human health are found in industry. Both chlorine and hydrogen chloride are corrosive to most construction materials, as well as ...