基于稀HCl介质中,在非离子表面活性剂Triton X-100存在时,痕量钒(Ⅴ)催化重铬酸钾氧化偶氮胂Ⅲ的褪色反应,建立了测定痕量钒(Ⅴ)的......

The potential-pH diagrams of the Cr-H2O system at temperatures of 298, 323, 373 and 423 K were established through therm......