亚老哥尔 1221, Aroclor 1221,1000 μg/mL in Hexane

亚老哥尔 1221, Aroclor 1221,500 ppm w/w in Transformer oil

亚老哥尔 1221, Aroclor 1221,500 ppm w/w in Transformer oil

每日低级校准检查标准, Daily Low Level Calibration Check ,Varied conc. in Isooctane

每日高级校准检查标准, Daily High Level Calibration Check Standard,Varied conc. in Isooctane

每日低级校准检查标准, Daily Low Level Calibration Check Standard,Varied conc. in Isooctane

亚老哥尔1242, Aroclor 1242,1000 μg/mL in Hexane

亚老哥尔1242, Aroclor 1242 ,35 μg/mL in MeOH

每日低级校准检查标准, Daily Low Level Calibration Check Standard,Varied conc. in Isooctane

亚老哥尔1248, Aroclor 1248,50 ppm w/w in Transformer oil