Fig. 1From: In-vitro toxicity study of poly(alkylphenol) as vulcanizing agentChemical structures of synthesized disulfide samples for vulcanizing agent. a (+) Control, b P 1, c P 2, d P 3, e CP-1; Copolymer of P 2 and P 3 (1:3, monomer mol ratio in feed), f CP- 2; Copolymer of P 2 and P 3 (3:1, monomer mol ratio in feed), g CP-3; Copolymer of P 2 and P 3 (1:1, monomer mol ratio in feed)Back to article page