多氯联苯1248, Aroclor 1248,500 ppm in Transformer Oil

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

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

亚老哥尔1254, Aroclor 1254,1000 μg/mL in Hexane

亚老哥尔1254, Aroclor 1254,500 ppm w/w in Transformer oil

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

多氯联苯-1260, Aroclor 1260 ,100 μg/mL in MeOH

亚老哥尔-1260, Aroclor 1260,35 μg/mL in Isooctane

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

亚老哥尔1262, Aroclor 1262,1000 μg/mL in Hexane

亚老哥儿1262, Aroclor 1262,100 μg/mL in Isooctane

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

4'-氯-2,2',3,3',4,5,5',6,6'-九溴联苯醚,标准品, 4'-Chloro-2,2',3,3',4,5,5',6,6'-nonabromodiphenyl ether,10 μg/mL in Isooctane

RBCA EPH 混标(11组分), Canadian Atlantic RBCA EPH Mix,1000 μg/mL in Hexane:Dichloromethane (85:15)

中型及重型石油馏分, Brownfield Regulation for Medium &Heavy Petroleum Fraction