Trichloroacetic acid (TCA), 100μg/ml in Water, 5ml

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

n-Hexatriacontane, ?13C: -26.15, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 630-06-8

Cations Std. Level 2