Tylvalosin, 1mg

2,2',4,5',6-Pentachlorobiphenyl (103)

Cefazolin, 2,5g

n-Pentacosane, ?13C: -28.21, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-99-2