2-(2-Naphthalenyloxy)propanoic acid, 10mg

2,2',4,4'-Tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2437-79-8

ICP-MS Calibration Standard #2

1,3-Diphenylguanidine, >98%, 25g