【摘要】 系统地介绍了气相色谱用马尾松松香标准样品的定值方法。采用单一方法通过6家实验室联合定值,得到标准样品中7种树脂酸的GC含量(%)的特性值和扩展不确定度:海松酸8.2683±0.3203;山达海松酸:1.7433±0.3199;异海松酸:0.7652±0.3118;长叶松酸:30.8201±1.3668;去氢枞酸:3.2731±0.8693;枞酸:34.9275±1.2664;新枞酸:18.7469±1.8494。更多还原

【Abstract】 This paper provides method of certification report of reference materials of P.massoniana Lamb.rosin for GC analysis.The property and uncertainty value on the content(GC%) of seven resin acids from reference materials was made certain by six laboratories united-certification.They are pimaric acid: 8.2683±0.3203,sandaracopimaric acid: 1.7433±0.3199,isopimaric acid: 0.7652±0.3118,palustric acid: 30.8201±1.3668,dehydroabietic acid: 3.2731±0.8693,abietic acid: 34.9275±1.2664,neoabietic acid: 18.7469±1.8494.更多还原