Tadalafil, certified, 0.1g

2,2',5,5'-Tetrachlorobiphenyl, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 35693-99-3

Glufosinate ammonium, 10µg/mL in Water, 10ml

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