Calibration Standard Kit Back Catalog number: 53089 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673778 2,4-DB-methyl ester, 10.0 µg/ml, Ethyl acetate, Price on request S673752-1MG Sodium Trifluoroacetate-13C2, 1mg Price on request 71219 2-Aminoanthraquinone, 1000µg/ml in MeChl.,1ml Price on request