ICP-MS Calibration Standard

Carvedilol-d4 (ethyl-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1133705-56-2

2,2',4-Tribromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 147217-75-2

2,2',3,3',4,5,6,6'-Octachlorobiphenyl (200)