EPA Method 1666Labeled Standard Back Catalog number: 82493 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C15875000 Para Red, certified, 0.1g Price on request 71584 2,4,6-Trichlorophenol-PFB derivative Price on request 73501 1-(3,4-Dichlorophenyl)-3-methylurea Price on request