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Vitamin concentrates containing vitamin D2 and vitamin A acetate usually are prepared by dispersing in starch coated gelatin protected beadlets, or by dissolving the vitamins in oil.texto impreso
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PARK, B.-D. ; RIEDL, B. ; HSU, E.W. ; SHIELDS, J. |Este estudio fué realizado para investigar los efectos de la masa molecular media ( Mw) de los adhesivos de fenol-formaldehído (PF) sobre la performance de los tabbleros de fibra de densidad media (MDF). Para obtener resinas PF de distinto Mw, [...]texto impreso
H. J. ELSTER, Autor ; W. OHLE, Autor ; RAI HAKUMAT, Editor científico | Stuttgart [ALEMANIA] : E. Schweizerbart'sche Verlagsbuchhandlung | Archiv für Hydrobiologie Organ der Internationalen Vereinigung fur Theoretische und Angewandte Limnologie | 1980texto impreso
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Hepatotoxic microcystins (MCs) are the most commonly reported cyanotoxins in eutrophic freshwaters. In 1996, human intoxications by MCs caused deaths of 76 patients at Caruaru dialysis centers in Brazil. So far, there have been no direct evidenc[...]texto impreso
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An ion-pair reversed-phase high-performance liquid chromatographic (HPLC) method for the separation and simultaneous determination of thiamine HCl (vitamin B1), riboflavin (vitamin B2), nicotinamide, pyridoxine HCl (vitamin B6), cyanocobalamin ([...]texto impreso
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