分析仪器
分析儀器
분석의기
ANALYTICAL INSTRUMENTATION
2010年
1期
54-55
,共2页
李桂华%崔旭忠%张婷%柳全文
李桂華%崔旭忠%張婷%柳全文
리계화%최욱충%장정%류전문
火焰原子吸收法%金红石%钛黄粉%Fe_2O_3
火燄原子吸收法%金紅石%鈦黃粉%Fe_2O_3
화염원자흡수법%금홍석%태황분%Fe_2O_3
采用硫酸铵和浓硫酸溶解试样,用空气-乙炔火焰原子吸收法测定Fe_2O_3的含量.溶样和测定步骤快速、简便,方法的灵敏度和准确度高.回收率为98.4%～102.1%,相对标准偏差为1.3%～2.5%,测定结果令人满意.本法有实用推广价值.
採用硫痠銨和濃硫痠溶解試樣,用空氣-乙炔火燄原子吸收法測定Fe_2O_3的含量.溶樣和測定步驟快速、簡便,方法的靈敏度和準確度高.迴收率為98.4%～102.1%,相對標準偏差為1.3%～2.5%,測定結果令人滿意.本法有實用推廣價值.
채용류산안화농류산용해시양,용공기-을결화염원자흡수법측정Fe_2O_3적함량.용양화측정보취쾌속、간편,방법적령민도화준학도고.회수솔위98.4%～102.1%,상대표준편차위1.3%～2.5%,측정결과령인만의.본법유실용추엄개치.
The contents of ferric oxide (Fe_2O_3) in rutile and titanium yellow were determined by air-acetylene flame atomic absorption spectrometry.The samples are dissolved with ammonium sulfate and concentrated sulfuric acid.The method is easy,rapid and accurate.The recovery is 98.4～102.1% with RSD of 1.3～2.5%.The results are satisfactory.
