4,4’-DDD Back Catalog number: 79290 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4188-SET EPA O-FID Quantitative Calibration Mixes (with Internal Standard) 5 Analytes, each Wt.% as listed in RFA Gasoline; unit: 5x1mL one of each Std. Analyte Std.1 Std.2 Std.3 Std.4 Std.5 Price on request 10027 CLP Semi-Volatile Calibration Mix #1 Price on request 90556 Ethylene glycol Price on request