4,4’-Diamino-3,3’-dimethyldiphenylmethane Back Catalog number: 94728 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3597.14-K-IO 3-Methyltridecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 6418-41-3 Price on request S-4140-03-IO Nitrogen Calibration Set-Low Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Pyridine Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4140-0 Blank S-4140-03 0.3 Price on request 8586.9-1G Tris(2,3-dibromopropyl)phosphate, tech., neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 126-72-7 Price on request