Metronidazole,1000 µg/mL,MeOH,1mL,

2,2,4,6,6-Pentamethyl-3-heptene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 123-48-8

Methyl valerate, 1ml

Pristane , 1g