EPA Method 8141/1657 Surrogate Standard Back Catalog number: 92357 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3611.6-1ML 1,2-Hexanediol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 6920-22-5 Price on request 50226 Sodium Chloride Solution (NaCl) Price on request 71921 Phthalic acid bis(2-methoxyethyl) ester Price on request