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Analysis of a Brenzcatechol Additive in Styrene using HPLC

Abstract: Brenzcatechol (TBC) or Benzene-1,2-diol is used as an antioxidant for polymers. The concentration range of Brenzcatechol used varies between 10 and 100 ppm. For this application, 2.1 mm columns were used in order to improve sensitivity so that the detection of 1 ng with signal to noise of 2, could be achieved.

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