Arsenic (As)

4-tert-Octylphenol diethoxylate,1000 µg/mL,MeOH,1mL,

Ofloxacin, 100 µg/ml, Methanol, 1ml

6H-Benzo[cd]pyren-6-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3074-00-8