PCB-1221;亞老哥爾 1221;芳氯1221;亞老哥兒1221;氯代對甲氧基苯基1221;氯聯(lián)苯1221
AROCHLOR 1221;AROCLOR 1221;PCB-1221;[40cfr136(1986)]pcb-1221;chlorodiphenyl(21%cl);polychlorinatedbiphenyl(aroclor1221);AROCLOR 1221, 1X5ML, TRANSFORMER OIL, 50 MG/KG;AROCLOR 1221, 50MG, NEAT
