C-189N
2,3,3',4,4',5,5'-Heptachlorobiphenyl, analytical standard mg 5
C-189S-TP
2,3,3',4,4',5,5'-Heptachlorobiphenyl, analytical standard solution 100 ug/ml in Isooctane ml 1
C-189S
2,3,3',4,4',5,5'-Heptachlorobiphenyl, analytical standard solution 35 ug/ml in Isooctane ml 1
ES-E20018900
PCB 189, analytical standard mg 5