环境空气 氟化物的测定 石灰滤纸采样氟离子选择电极法》
Ambient air—Determination of the fluoride—Method by lime-paper sampling and fluorine ion-selective electrode analysis
2009-09-27
GB/T 15434-1995
环境空气 氟化物质量浓度的测定 滤膜·氟离子选择电极法
Ambient air--Determination of the mass concentration of fluoride--Method by filter sampling andfluorine ion-selective electrode analysis
1995-01-04
GB/T 15433-1995
环境空气 氟化物的测定 石灰滤纸·氟离子选择电极法
Ambient air--Determination of the fluoride--Method by lime-paper sampling and fluorine ion-selective electrode analysis