RT Journal Article SR Electronic T1 The Effect of Clarifying Substances on the Content of Some Insecticides and Fungicides in White Wine JF American Journal of Enology and Viticulture JO Am J Enol Vitic. FD American Society for Enology and Viticulture SP 103 OP 107 DO 10.5344/ajev.1983.34.2.103 VO 34 IS 2 A1 P. Cabras A1 M. Meloni A1 F. M. Pirisi YR 1983 UL http://www.ajevonline.org/content/34/2/103.abstract AB The effect of clarifying substances used in white winemaking (bentonite, charcoal, and K caseinate) on the decrease in concentration of three insecticides (Carbaryl, Dimethoate, and Tetrachlorvinphos) and three fungicides (Dichlofluanid, Folpet, and Vinclozolin) in white must and wine was studied. Charcoal induced a dramatic reduction (80% to 93%) in concentration of all the active principles except Dimethoate (40%). Little or no effects were induced by bentonite and K caseinate.