| http://www.w3.org/ns/prov#value | - The dyestufis may be used for dyeing various plastics and certain of the dyestuffs, particularly those in which R is hydroxyalkyl radical of 2 or 3 carbon atoms and R is a lower alkyl radical having from 1 to 5 carbon atoms, show excellent afiinity to cellulose acetate and may be used in dyeing cellulose parted to plastics and certain synthetic fibers by dyestuffs of the present invention are very
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