A bill to suspend temporarily the duty on mixtures of 9,10-anthracenedione, 1,8-dihydroxy-4-nitro-5- (phenylamino)- and 3- Pyridinecarbonitrile, 5-[2-(2- cyano-4-nitrophenyl) diazenyl]-2-[[2-(2- hydroxyethoxy)ethyl]amino]- 4-methyl-6-(phenylamino)- and 3-Pyridinecarbonitrile, 5-[(2-cyano-4-nitrophenyl) diazenyl]-6-[[2-(2- hydroxyethoxy)ethyl]amino]- 4-methyl-2-(phenylamino)- and Acetic acid, cyano-[3-[(6- methoxy-2-benzothiazoyl)amino]-1H-isoindol-1- ylidene]-, pentyl ester.