PCB No. 78, 100µg/ml in Isooctane, 1ml

Ethanol standard in serum,0.5g/L,serum, 3mL

4,4'-Dichlorobenzophenone, 100 µg/ml, Ethyl aceta

Spermidine, 100mg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 124-20-9