4,4'-(1-Phenylethylidene)bisphenol, 1.2ml x 50ug/ml, methanol

Azulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 275-51-4

Erythromycin, 100 µg/ml, Methanol, 5ml

2,3-Dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene