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High Efficiency ERFU-2 SUDAN

High Efficiency ERFU-2 SUDAN

Sudan I | C16H12N2O - PubChemStandard soln of Sudan I were prepared by dissolving 0.025 g of the dye in 50 ml of acetone, and then diluting with methanol.After distillation of 500 ml water containing Sudan I, residual dye in the condenser and other apparatus were washed with up to 100 ml acetone, which also improved formation of emulsion.Recovery of Sudan I was 88.5 to 93.9% in the pH range 1 to 11.

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