Custom Metals Standard Back Catalog number: 50450 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2191.8-50-ME Perfluoroctanonic acid, sodium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-95-5 Price on request 10178.X-1G Venezuelan Crude,neat,neat,1g, Price on request 3386.9-100-AN 2,4-D methyl ester Price on request