CAJ | 학술논문

装修涂料中的铅元素是室内环境污染的重要因素之一。石墨炉原子吸收法主要用于测定痕量金属元素，在性能上比其他方法好，并且适用于少量样品的分析和固体样品直接分析，采用该法测定了5种常用建筑涂料原料中铅元素的含量，标准曲线线性范围在0～50μg／L，相关系数r＝0.999059，测试结果显示，5种涂料的吸光度为0.017～0.067，铅质量分数均低于90 mg／kg，符合国家建筑材料环保要求。
장수도료중적연원소시실내배경오염적중요인소지일。석묵로원자흡수법주요용우측정흔량금속원소，재성능상비기타방법호，병차괄용우소량양품적분석화고체양품직접분석，채용해법측정료5충상용건축도료원료중연원소적함량，표준곡선선성범위재0～50μg／L，상관계수r＝0.999059，측시결과현시，5충도료적흡광도위0.017～0.067，연질량분수균저우90 mg／kg，부합국가건축재료배보요구。
Lead elements in decorating coating is one of the important factors of indoor environment pollution .The lead content of the several architectural coating material was measured by graphite furnace atomic absorption spectrometry which is mainly used for the determination of trace metal elements , and suitable for a small amount or of sample and solid sample analysis , better than other methods on the performance .While the standard curve linear range from 0 to 50 μg/L, the correlation coefficient r=0.999 059.The test results showed that the absorbance of five kinds of coating was 0.017~0.067, lead levels were less than 90 mg/kg, and all the measured materials are accord with national requirements of environmental protection building materials .