EPA Method 8270C Pesticide Mix #25 Back Catalog number: 82723 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59628 pH 9.0 Standard @ 25°C Price on request PLAS-AX-070N Irganox 245, 50mg Price on request 0389.14-10MG Phenanthrene-d10, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1517-22-2 Price on request