trans-Cinnamic acid, 1000mg

2,2'-Dithienyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 492-97-7

QC Standard 3

cis-1,2-Dichloroethene, 5000µg/ml in MeOH, 1ml