4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g Back Catalog number: C12194800 Availability: In the manufacturer's stock Price on request - + Recommended 674440 DMST, 50mg Price on request 82534 EPA Method 8270C - B/N Matrix Spiking Solution Price on request 674053 Propamocarb hydrochloride, 250mg Price on request