Chromium (Cr)

n-Tetracontane, ?13C: -27.05, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 4181-95-7

Methanol, 1g

Pesticides - Mix 18, 10µg/ml in Cyclohexane, 10ml