2,4-Diaminotoluene, 250mg Back Catalog number: 676611 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 30034 EPA Method 525Mixes Price on request 0954.10-K-IO 2,5-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16587-48-7 Price on request 8908.14 3-Methyl-2,2',4,4'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request