PCB-1668A套标(含5种混标), PCB Congener Set

校准溶液＃1方法200.7, Calibration Standard #1 Method 200.7,Varied conc. in 2-5% Nitric Acid

校准标准品#4方法200.7, Calibration Standard #4 Method 200.7,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

方法200.7仪器性能检测- 校正4.41994年6月, Method 200.7 Instrument Performance Check,Varied conc. in 2-5% Nitric Acid

方法200.7仪器性能检测- 校正4.41994年11月, Method 200.7 Instrument Performance Check,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

同位素标准溶液#1方法200.7(1991), Spiking Std #2 Method 200.7 (1991),10000 μg/mL in 2-5% Nitric Acid

同位素标准溶液#1方法200.7(1991), Spiking Std Set Method 200.7 (1991)

三卤代甲烷混标, Trihalomethanes Mix,2.0 mg/mL in MeOH

三卤甲烷混标, Trihalomethanes Mix,0.2 mg/mL in MeOH

60组分502.2方法挥发性有机物套标, Method 502.2-Volatile Organic Compounds,2.0 mg/mL in MeOH