PAH Standard Back Catalog number: 95109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 683391 4-Methylbenzophenone, 1000mg Price on request 2105.8-100-ME 1,5-Bis-(1-methylethyl)-biguanide HCl, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 45095-69-0 Price on request 673448 Terbuthylazine, 10.0 µg/ml, Acetonitrile, 10ml Price on request