湖北师范学院学报(自然科学版)
湖北師範學院學報(自然科學版)
호북사범학원학보(자연과학판)
JOURNAL OF HUBEI NORMAL UNIVERSITY(NATURAL SCIENCE)
2013年
4期
88-92
,共5页
银%高含量铜%铁冶炼中间物料%火焰原子吸收光谱
銀%高含量銅%鐵冶煉中間物料%火燄原子吸收光譜
은%고함량동%철야련중간물료%화염원자흡수광보
silver%intermediate materials with high content of copper and iron%flame atomic absorption spectrometry
建立了测定高含量铜、铁冶炼中间物料中银的方法,考察了物料的溶解处理方法以及仪器测定过程中的干扰因素的影响。在15%盐酸介质中,用原子吸收光谱仪于波长328.1nm处测定银,方法的回收率和相对标准偏差分别在93.55%~109.3%和1.3%~2.7%之间。方法具有简单、快捷和准确的特点,适用于冶炼工业含银量在20~500g/t范围内的高含量铜、铁物料样品的分析。
建立瞭測定高含量銅、鐵冶煉中間物料中銀的方法,攷察瞭物料的溶解處理方法以及儀器測定過程中的榦擾因素的影響。在15%鹽痠介質中,用原子吸收光譜儀于波長328.1nm處測定銀,方法的迴收率和相對標準偏差分彆在93.55%~109.3%和1.3%~2.7%之間。方法具有簡單、快捷和準確的特點,適用于冶煉工業含銀量在20~500g/t範圍內的高含量銅、鐵物料樣品的分析。
건립료측정고함량동、철야련중간물료중은적방법,고찰료물료적용해처리방법이급의기측정과정중적간우인소적영향。재15%염산개질중,용원자흡수광보의우파장328.1nm처측정은,방법적회수솔화상대표준편차분별재93.55%~109.3%화1.3%~2.7%지간。방법구유간단、쾌첩화준학적특점,괄용우야련공업함은량재20~500g/t범위내적고함량동、철물료양품적분석。
A method has been established for determination of silver in the intermediate materials with high content of copper and iron.Factors of intermediate materials pretreatment and interferences during instrument measurement have been investiga -ted in detail.At 15%hydrochloric acid medium and a wavelengths of 328.1 nm, silver in intermediate materials was deter-mined by flame atomic absorption spectrometer with recovery and precision between 93.55%~109.3%and 1.3%~2.7%, respectively .The established method has the characteristics of simple , fast and accurate and suitable for determination of 20~500 g/t silver in intermediate materials with high content of copper and iron .