Based on the catalytic effect of thiocyanate on the oxidation of alizarine red by potassium bromate,a new catalytic spectrophotometric method for the determination of trace thiocyanate was developed.
在磷酸介质中,硫氰酸根溴酸钾氧化茜素红褪色反应具有较强催化作用,据此建立了催化光度法测定痕量硫氰酸根新方法。