Mixed Calibration Standard 4

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

PCB No. 21, 100µg/ml in Isooctane, 1ml

Hexaethylene glycol mono(p-n-octylphenyl) ether, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.