525.2 Perfomance Check Solution

Bentazone, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 25057-89-0

Hexachloro-1,3-butadiene-13C4,100 µg/mL,isooctane,1mL,

Vanadium (V)