EPA Method 8315 Calibration Mix #1 Back Catalog number: 83509 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71116 Cyanofenphos Price on request 11433.20-100-IO Di-m-tolylphenyl phosphate,100 µg/mL,isooctane,1mL, Price on request 8756.X-100MG Bisphenol A bis(diphenyl) phosphate, techn., Rx product of Phosphoric trichloride, biphenol A and phenol, techn.,neat,neat,100mg, Price on request