Hexavalent Chromium (Cr 6+)

2,2',3,3',4,5,6'-Heptachlorobiphenyl (174)

n-Hexyl 4-hydroxybenzoate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1083-27-8

CLP Pesticides & PCB's Resolution Check Mix