Ethyl benzoylformate, 250mg

1-n-Butylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 35980-18-8

Hexavalent Chromium (Cr 6+)

Vitamin A-d5 acetate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no.