EPA Method 505 Triazines

9H-Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 76-21-1

Acetonitrile-1,2-13C2,2000 µg/mL,MeOH,1mL,

2,2',3,3',4,5,5',6,6'-Nonabromobiphenyl