Formaldehyde Back Catalog number: 79472 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4M146 2,2',3,4',5,5'-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request S-4426-50-20PEX5 n-Alkanes mixture C20+C40 1140,20 Eicosane 1160,40 n-Tetracontane Conc: 100µg each/mL in n-Pentane Units: 5mL in Screw-cap bottles Price on request 90592 Aroclor 1016 Price on request