Methods of test for determination of ionic impurities in electrical insulating materials by extraction with liquids 用液体萃取法测定电绝缘材料中离子杂质的试验方法
2.
Methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids 测定电气绝缘材料中离子杂质的液体萃取试验方法
3.
Pah water quality - determination of 15 polycyclic aromatic hydrocarbons in water by hplc with fluorescence detection after liquid - liquid extraction 水质.在液体对液体萃取后用hplc荧光检测对水中的15个多环芳香烃
4.
Methods of testing insulating materials . methods of test for the determination of ionic impurities in electrical insulating materials by extraction with liquids 绝缘材料的测试方法.用液体萃取法测定电绝缘材料中离子杂质的试验方法
5.
Water quality - determination of selected plant treatment agents - method using high performance liquid chromatography with uv detection after solid - liquid extraction 水质.测定选用的植物处理剂.固体-液体萃取后用uv检测的高效液相色谱法
