C-180N
2,2',3,4,4',5,5'-Heptachlorobiphenyl, analytical standard mg 5
C-180S
2,2',3,4,4',5,5'-Heptachlorobiphenyl, analytical standard solution 35 ug/ml in Isooctane ml 1
680402
PCB 180, analytical standard mg 5
680403
PCB 180, analytical standard solution 10 ug/ml in Isooctane ml 10