CLP Vol. GS/MS Anal., 200ug/ml in MeOH:H20, 1ml Back Catalog number: 21004 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 3827.31-10UG 2 alpha,17 alpha(H),21ß(H)-2-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 126208-29-7 Price on request 33681 n-Valeraldehyde Price on request DF-IS-B Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request