EPA Method 500 Series Internal Standard #5 Back Catalog number: 30004 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 18000-7870-100ME1 Apixaban, 100μg/ml in MeOH, 1ml Price on request 2830.6-50-ME 2H,2H,3H,3H-Perfluorohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 356-02-5 Price on request 2967.7-100-IO Simazine-d10 (diethyl-d10), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 220621-39-6 Price on request