GC/MS Calibration Standard Back Catalog number: 43025 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CAR-DNPH Carbonyl Compounds as DNPH, in Acetonitrile, 1ml Price on request 3293.22-K-IO Methyl 12-cis-heneicosenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 146407-38-7 Price on request RPC-081AS 2,2,3,3,4,5,5,6,6-Nonachlorobiphenyl 40,45 €