4,4'-DDD, 100 µg/ml, Toluene, 5ml Back Catalog number: 675989 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 98429 Glycerol Price on request 674842 D7-Malathion, 100 µg/ml, Acetone, 1ml Price on request S-4011-SET Whole Oil Quantitative Control Standards Set (S-4012+S-4013) Price on request