燃烧氧化-非分散红外法测定土壤有机碳
Journal of Green Science and Technology(2015)
Abstract
采用燃烧氧化-非分散红外法测定了土壤样品中的有机碳,结果表明:燃烧法具有操作过程简单、分析速度快、测定结果准确度好、精密度高等优点.当样品量为0.005 0 g时,该方法的检出限为0.005%.3个标准样品的测定结果均在保证值范围内,相对标准偏差为3.2%~5.2%.实际样品6次平行测定的相对标准偏差为1.1%~9.2%.
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