Dibromoacetic acid, 250mg

Phenanthrene-d10,100 µg/mL,isooctane,1mL,

Vamidothion, 100 µg/ml, Ethyl acetate, 5ml

n-Tricosane, ?13C: -26.71, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 638-67-5