Semi-Volatile Mix Back Catalog number: 95768 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93971 EPA Method 525 Surrogate Standard Price on request 9318.10-100-AN Clofibric-d4 acid, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1184991-14-7 Price on request 677685 Benz[a]anthracene, 10.0 µg/ml, Acetonitrile, 10m Price on request