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研究提出了在硝酸-酒石酸-盐酸介质中用原子吸收光谱法直接测定铜阳极泥中碲的方法,对具体测定条件进行了试验。本法适用于0.0X～X％碲的测定。1 试剂及仪器硝酸(1+1)-80g/L酒石酸混合溶液,硝酸(1+1)-160g/L酒石酸-盐酸(8+92)混合溶液;Perkin-Elmer3030型原子吸收光谱仪。2 仪器工作条件测定波长214-3nm;空心阴极灯的灯电流8mA;光谱通带0.7nm;燃烧器高度8mm;积分时间3s;读数延长时间3s。
In this paper, a method for direct determination of tellurium in copper anode slime by nitric acid-tartaric acid-hydrochloric acid is proposed. The specific measuring conditions are tested. This law applies to the determination of 0.0X ~ X% tellurium. 1 Reagents and equipment Mixture of nitric acid (1 + 1) -80g / L tartaric acid, nitric acid (1 + 1) -160g / L tartaric acid-hydrochloric acid (8 + 92) mixed solution; Perkin-Elmer3030 atomic absorption spectrometer. 2 instrument operating conditions Determination of wavelength 214-3nm; Hollow cathode lamp lamp current 8mA; spectral pass band 0.7nm; burner height 8mm; integration time 3s; reading extension time 3s.