EPA Method 525 Spike C Back Catalog number: 92314 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96032 Internal Standard - Surrogate Mix Price on request 1709.19-10MG 2-Methoxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63020-58-6 Price on request 56064 Gadolinium (Gd) Price on request