CAJ | 학술논문

目的：是测定银锭中碲含量。方法原理是试料以硝酸分解，在盐酸介质中，银离子形成[ AgCl2]-络合物沉淀达到分离目的，消除银基体的干扰，采用空气-乙炔火焰原子吸收分光光度计，在波长214.3nm处测定溶液中碲的吸光度。检测方法简单，精密度高，回收率为96%～101%，结果准确可靠。
목적：시측정은정중제함량。방법원리시시료이초산분해，재염산개질중，은리자형성[ AgCl2]-락합물침정체도분리목적，소제은기체적간우，채용공기-을결화염원자흡수분광광도계，재파장214.3nm처측정용액중제적흡광도。검측방법간단，정밀도고，회수솔위96%～101%，결과준학가고。
This objective is the determination of tellurium content in silver ingots. The principle of the method is sample with nitric acid decomposition, in the medium of hydrochloric acid, silver ion formation [AgCl2]-complex precip, interference cancellation silver matrix, by air acetylene flame atomic absorption spectrophotometer, determination of tellurium in the solution absorbance at the wavelength of 214.3nm.The detection method is simple, high precision, the rate of recovery is 96%~101%, and the result is accurate and reliable.