Internal Reference Standard Back Catalog number: 52187 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679451 Ametryn, 100 µg/ml, Methanol, 1ml Price on request 90388 Aroclor 1242 Price on request 2242.19-10MG Neosolaniol, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 36519-25-2 Price on request