Silicon (Si), 1000µg/ml in 2%-HNO3/Water, 100ml Back Catalog number: 57014 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 3608.3-1ML 1,2-Propanediol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 57-55-6 Price on request 24P-DDT 1,1,1-Trichloro-2-(2-chlorophenyl)-2-(4-chlorophenyl)ethane, 1.2mL x 100ug/mL, nonane Price on request 10733.18-K-ME 1-Octadecene, analytical grade, 99.5% Price on request