PCB No. 121, 1000μg/ml in Isooctane, 1ml Back Catalog number: 63121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1434.12-K-ME 2,6-Diisopropylphenol Price on request 3436.11-100 Mecoprop methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 23844-56-6 Price on request 675862 Etoxazole, 100 µg/ml, Ethyl acetate, 5ml Price on request