CONOSTAN 1000ppm Standard, Cr, 50g

Sterigmatocystine, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 10048-13-2

1,2,3,6,7,8-Hexahydropyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1732-13-4

Perfluoro-4-oxapentanoic acid (PFMPA), 1.2ml x 50ug/ml, methanol