Fenbutatin oxide, 10 µg/ml, Cyclohexane, 10ml

Cefazolin, 2,5g

2-Butyldecahydronaphthalene-1-carboxylic acid,100 µg/mL,MeOH,1mL,

Dibenz[a,h]anthracene-d14, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 13250-98-1