Division 4.8
United Kingdom
Mixed indicator. Mix equal volumes of a 2 g/1 solution of methyl red in at least 95 % (V/V) ethanol and a 1 g/1 solution of methylene blue in at least 95 % (V/V) ethanol.
United Kingdom
Mixed indicator. Mix equal volumes of a 2 g/1 solution of methyl red in at least 95 % (V/V) ethanol and a 1 g/1 solution of methylene blue in at least 95 % (V/V) ethanol.