WS Low Level Perchlorate

Secbumeton, 100 µg/ml, Acetonitrile, 5ml

2,2',4,4',5,5'-Hexachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 35065-27-1

n-Octadecane