Mixed Calibration Standard 1 Back Catalog number: 53053 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2616.31-10UG 17ß(H),21 alpha(H)-(22RS)-Homohopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 54352-49-7 Price on request 90568 4,4’-Methoxychlor Price on request NK-IS-J4 Internal Standard Solution, 1.2ml, nonane Price on request