Aroclor 1242

4-Isopropylaniline, 100 µg/ml, Methanol, 5ml

Zolpidem tartrate, 100 µg/ml, Methanol, 1ml

Caffeine-d3 (1-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26351-03-1