1,2,4-Trichlorobenzene Back Catalog number: 30411 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 677573 Hexamethylphosphoric Triamide, 5ml Price on request 98653 PAH Standard (20 ppm) Price on request 676609 1-Chloro-2,4-dinitrobenzene, 100 µg/ml, Methanol, Price on request