EPA Method 539Mix #1, 100µg/ml in MeOH, 1ml Back Catalog number: 96884 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 9441.8-100-AN Simetryn Price on request 2021.8-500UL 3-Fluoro-o-xylene, neat, Solvent-neat, Unit 0,5mL, # of units-1, Cas.no. 443-82-3 Price on request 1459.14-200-T 2-Nitroanthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 3586-69-4 Price on request