Method 515.3 ICS Mix Back Catalog number: 94017 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8581.6-50-ME Perfluorohexane sulfonic acid, potassium salt, 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3871-99-6 Price on request 50057 Anion Mix #1 Price on request 94597 PCB Congeners Price on request