4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673530 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4288-20-IOX10 Sulfur Standard 4 21 Analytes, each 20µg/mL in isooctane Ethanethiol Ethylene sulfide Thiophene Methyl disulfide 2-Methylthiophene 3-Methylthiophene Diphenyl disulfide 2-Ethylthiophene 2,5-Dimethylthiophene 2-Propylthiophene 3-Propylthiophene Thiophe Price on request S-4063-100-TX5 16 EPA Priority PAHs, 100µg/ml in Toluene, 5 x 1ml Price on request 96885 EPA Method 539Mix #2 Price on request