EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml Back Catalog number: 91206 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 677290 Sulfisozole sodium, 100mg Price on request 3948.1-1ML Trichlorofluoromethane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 75-69-4 Price on request 72223 Ciprofloxacin, 1000µg/mL in water, 1ml Price on request