4,4'-DDD, 100 µg/ml, Methanol, 1ml Back Catalog number: 679457 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 82509 EPA Method 8250/8250A System Performance Check Price on request 21327 CLP Volatiles OLM 04.3 Additionals Price on request 1611.29-K-T 1,2,3,4-Tetraphenyl-1,3-cyclopentadiene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 15570-45-3 Price on request