Isovitexin, 50mg

EPA Method 8315 Calibration Mix #1

3,4'-Dichlorobiphenyl ,100 µg/mL,isooctane,1mL

beta-Cypermethrin, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 65731-84-2