亚老哥尔1254, Aroclor 1254,35 μg/mL in Isooctane

亚老哥尔1254, Aroclor 1254 ,100 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-1260, Aroclor 1260,35 μg/mL in MeOH

亚老哥儿 1260, Aroclor 1260 ,1000 μg/mL in Isooctane

亚老哥儿1262, Aroclor 1262,35 μg/mL in MeOH

亚老哥儿1262, Aroclor 1262,50 ppm w/w in Transformer oil

亚老哥尔1268, Aroclor 1268,35 μg/mL in MeOH

亚老哥尔1268, Aroclor 1268,50 ppm w/w in Transformer oil

多氯联苯混标#4, PCB Congeners Mix #4 (Canadian RM),Varied conc. in Isooctane