Water - Reagent Grade ASTM Type I

4-Methylvaleric acid, 250mg

Custom PCB mixture, 7 components, each 1mg/mL in dichloromethane 1999.12 PCB-28 2000.12 PCB-52 2001.12 PCB-101 2002.12 PCB-118 2003.12 PCB-138 2004.12 PCB-153 2005.12 PCB-180

Chlorophyll B, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 519-62-0