Ciprofloxacin-HCl, 100ug/ml, 10ml in ACN

2-Methylthio-3-methyl- and 2-methylthio-5-methylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

L-Histidine

n-Octadecane, ?13C: -30.71, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 593-45-3