A system of physical chemistry by Ramsay W., Donnan F.G.

By Ramsay W., Donnan F.G.

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By Ramsay W., Donnan F.G.

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The 1st NATO technological know-how discussion board was once held in Biarritz in September 1990. This Taormina convention is the second one in a sequence that we want to be an extended one and that i think that it has equalled the good fortune of its predecessor. In developing those conferences the NATO technology Committee desired to assemble best specialists to check fields of sturdy current curiosity.

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1 The 15 dangerous properties according to 67/548/EEC [3-1]. 6. For approximately 2000 substances, legal classifications are listed in annex I of Directive 67/548/EEC. Not every dangerous property can be characterized by its own danger symbol, a consequence of the fact that there are only 10 danger symbols for 15 dangerous properties. Therefore the correct classification of substances or preparations cannot be deduced from the danger symbol or the indication of danger that it represents. The classification of substances or preparations means the assignment to one of the 15 dangerous properties.

19 20 2 Toxicological Basics Developmental defects are all damaging effects on the evolution of the unborn child, which are activated during the pregnancy and manifested peri- or postnatally. They include . . . . embryonic or fetal toxicity effects such as reduced body weight and growth, or developmental disorder and organ damage lethal effects or miscarriages deformations (teratogenic effects) functional disorders perinatal disorders postnatal disorders reduction in postnatal mental and cognitive development up to the stage of adolescence In developmental toxic effects activated at the workplace, the most important factors are .

Example: R 68/21/22: Harmful: possible risk of irreversible effects on contact with skin and if swallowed. 8 are also classified as harmful. To distinguish them from substances causing acute effects, they are given the R 48 label. : danger of serious damage to health on prolonged exposure. Analogously to R 39, R 48 must always be followed after the slash by the Rphrase which describes the application route: R 48/22: Harmful: danger of serious damage to health on prolonged exposure if swallowed.

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