WS Nitrosamines Back Catalog number: 38339 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8815.12-100-IO 2,3,3',4-Tetrahlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74338-24-2 Price on request 673974 4-Nitrophenol, 100 µg/ml, Methanol, 5ml Price on request 2141.6-1ML tert-Butyl ethyl ether, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 637-92-3 Price on request