Oleanolic acid hydrate, 25mg

1H,1H-Perfluorononan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 423-56-3

Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml

delta-HCH, 100 µg/ml, Methanol, 5ml