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Chapter 5.12 Styrene - World Health Organization
www.euro.who.intNR NR 3.5 0.03 (other sources) 1.45 0.3 1.2 3.7 18.0 a NR = not reported. ... and rubber products fabrication, fabrication of reinforced-polyester plastics composites and ... Styrene has been detected as a natural constituent of a variety of foods and beverages, the highest levels occurring in cinnamon (13).