EPA Method 8121 Surrogate Standard Back Catalog number: 81204 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0760.16-500-IO 1,2-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20291-72-9 Price on request 674600 Clodinafop-propargyl, 100 µg/ml, Acetonitrile, 5 Price on request 1851.15-100MG 2-Anthracenecarboxylic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 613-08-1 Price on request