EPA Method 551.1 Performance Check Soln

Gonyautoxin-2 and -3, 114.2+43.4µM, Solvent-HCl/AcOH(Aq), Unit 0.5mL, # of units-1, Cas.no. 60508-89-6/60537-65-7

Methyl 11-cis,14-cis-eicosadienoate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 61012-46-2

1,3,4,7-Tetrachlorodibenzofuran , 1.2ml x 50ug/ml, nonane