Methyl Derivatives Standard Back Catalog number: 93613 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-1613PAR Precision and Recovery Stock Solution, 1.2ml, nonane Price on request 90124R Aroclor 1221 Price on request 2291.8-1G Terephthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 100-21-0 Price on request