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Buist, H.E. (author), van de Sandt, J.J.M. (author), van Burgsteden, J.A. (author), de Heer, C. (author), TNO Kwaliteit van Leven (author)The dermal route of exposure is important in worker exposure to biocidal products. Many biocidal active substances which are used on a daily basis may decrease the barrier function of the skin to a larger extent than current risk assessment practice addresses, due to possible skin effects of repeated exposure. The influence of repeated and...article 2005
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Speek, A.J. (author), Odink, J. (author), Schrijver, J. (author), Schreurs, W.H.P. (author), Centraal Instituut voor Voedingsonderzoek TNO (author)A reliable high-performance liquid chromatographic method is presented for the determination of the urinary free catecholamines noradrenaline, adrenaline and dopamine. Urine is purified on a column of immobilized boric acid. Catecholamines are separated by ion-pair reversed phase high-performance liquid chromatography and detected...article 1983