Freon Standard Back Catalog number: 95157 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 C14465000 1-(4-Isopropylphenyl)urea, certified, 0.1g Price on request 682110 (-)-delta-9-Tetrahydrocannabinol-C3, 10.0 µg/ml, Price on request