Method 1640 Tuning Standard Back Catalog number: 52147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1983.4-K-MEX5 Mono-n-butyltin trichloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 1118-46-3 Price on request 679331 2-Dimethylaminoethyl benzoate, 250mg Price on request 8946.6-5ML Nitrobenzene, neat, Solvent-neat, Unit 5mL, # of units-1, Cas.no. 98-95-3 Price on request