QC/T 943-2013 Translated English of Chinese Standard. (QCT 943-2013, QC/T943-2013, QCT943-2013): Test methods of lead and cadmium in automobiles materialshttps://www.chinesestandard.net, 20. nov. 2014 - 21 sider This Standard specifies the test method of lead and cadmium content in automobiles materials.. |
Vanlige uttrykk og setninger
50mL volumetric flask 5mL of nitric According ADD 5mL aluminum alloy aluminum and aluminum atomic absorption spectrometer atomic emission spectrometer atomic emission spectroscopy automobiles materials Bench Test Methods boric acid cadmium content completely dissolved content in automobiles content Mass fraction CONTINUE to heat copper alloy copper and copper coupled plasma mass coupling plasma atomic crucible DILUTE element content Mass elements lead GB/T grinding machine Hollow cathode lamp Hydrofluoric acid hydrogen peroxide inductively coupled plasma Industry and Information Industry Press lead and cadmium mix evenly nitric acid photoelectric direct reading PLACE the specimen plasma atomic emission plasma mass spectrometry Polybrominated Biphenyls published by China Relative standard deviation REMOVE the solution room temperature Sample preparation scale with water solution into 50mL specimen solution spectral line standard solution standard substance standard standards are published substance standard sample sulfuric acid Test element content test result water and mix X-ray fluorescence spectrophotometer