EPA Method 624 Surrogate Standard Back Catalog number: 19112 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59046 Spike Solution #2 Price on request 8450.17-10MG 2-(2-Naphthyl)-1H-benzimidazole, neat, Solvent-neat, Unit 10MG, # of units-14, Cas.no. 3367-02-0 Price on request S-4445-200-T PAH Mixture I 7 Analytes, each 200µg/mL in toluene; units: 1x1.1mL Prod.no. Compound CAS.No. 0711.10 Naphthalene [91-20-3] 0712.11 1-Methylnaphthalene [90-12-0] 0713.11 2-Methylnaphtha Price on request