多氯联苯1242, Aroclor 1242

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

EPA方法8080/8081有机氯混标, Calibration Check Set

亚老哥尔1248, Aroclor 1248,35 μg/mL in MeOH

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

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

亚老哥尔1260, Aroclor 1260 ,1000 μg/mL in MeOH

亚老哥尔-1260, Aroclor 1260,500 ppm w/w in Transformer oil

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

7组分羰基衍生化合物, Carbonyl Compounds as DNPH Derivatives,Varied conc. in Acetonitrile