Metals Mix Back Catalog number: 50309 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682033 Tetradecanoic acid-methyl ester, 1ml Price on request 675834 Terbumeton, 100 µg/ml, Toluene, 5ml Price on request 673532 2,4'-DDE, 100 µg/ml, Ethyl acetate, 5ml Price on request