西部皮革
西部皮革
서부피혁
WEST LEATHER
2012年
12期
27-30
,共4页
张海娟%蒋小良%邓小文%徐正华
張海娟%蔣小良%鄧小文%徐正華
장해연%장소량%산소문%서정화
电感耦合等离子体发射光谱法%可溶性重金属%皮革%皮革制品%酸性汗液
電感耦閤等離子體髮射光譜法%可溶性重金屬%皮革%皮革製品%痠性汗液
전감우합등리자체발사광보법%가용성중금속%피혁%피혁제품%산성한액
ICP-AES%soluble heavy metals%leather%leather goods%acidic sweat
建立了酸性汗液振荡提取-电感耦合等离子体发射光谱法同时测定皮革及其制品中As、Cd、Cr、Hg、Pb、sb、se、Ni等重金属可溶性含量的方法。研究了测试的仪器工作条件及共存离子的干扰等因素。在试验选定的最佳条件下,各元素的线性相关系数均≥0.999,方法检出限在0.010~0.050mg/kg之间,皮革样品中不同浓度加标回收率为95.6%-105.4%,相对标准偏差小于3.8%。本方法准确快速、检测限低、线性范围宽,可同时测定多种元素,可用于测定皮革中可溶性重金属含量。
建立瞭痠性汗液振盪提取-電感耦閤等離子體髮射光譜法同時測定皮革及其製品中As、Cd、Cr、Hg、Pb、sb、se、Ni等重金屬可溶性含量的方法。研究瞭測試的儀器工作條件及共存離子的榦擾等因素。在試驗選定的最佳條件下,各元素的線性相關繫數均≥0.999,方法檢齣限在0.010~0.050mg/kg之間,皮革樣品中不同濃度加標迴收率為95.6%-105.4%,相對標準偏差小于3.8%。本方法準確快速、檢測限低、線性範圍寬,可同時測定多種元素,可用于測定皮革中可溶性重金屬含量。
건립료산성한액진탕제취-전감우합등리자체발사광보법동시측정피혁급기제품중As、Cd、Cr、Hg、Pb、sb、se、Ni등중금속가용성함량적방법。연구료측시적의기공작조건급공존리자적간우등인소。재시험선정적최가조건하,각원소적선성상관계수균≥0.999,방법검출한재0.010~0.050mg/kg지간,피혁양품중불동농도가표회수솔위95.6%-105.4%,상대표준편차소우3.8%。본방법준학쾌속、검측한저、선성범위관,가동시측정다충원소,가용우측정피혁중가용성중금속함량。
An effective method for determination of soluble heavy metals such as As, Cd, Cr, Hg, Pb, Sb, Se and Ni in leather goods by ICP-AES with oscillation digestion in acidic sweat was developed in this paper. The factors instrument operating conditions and interference of coexisting ion were tested. The results showed that the limit of detection was 0.010-0.050 mg/kg,the average recoveries of heavy metals ranged were 95.6%-105.4%,and the relative standard deviation(RSD) were lower than 3.8% . The method can quickly detect the trace soluble heavy metals in leather with satisfactory results.