Ochratoxin A, 10.0 µg/ml, Acetonitrile, 5ml

4-Methyltridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 26730-12-1

3-Ethyl-1,1-diphenylurea, 99%,neat,neat,10mg,

4,4’-Diamino-3,3’-dimethyldiphenylmethane