Color Back Catalog number: 54255 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679424 13C6-Oxyclozanide, 10mg Price on request 674459 2,2,4-Trimethyl-6(2H)-quinolinone, 5mg Price on request 673844 D9-Chlormequat Chloride, 100 µg/ml , Deuterium ox Price on request