Phthalic acid, bis-iso-butyl ester, certified, 0.25g Back Catalog number: C16173500 Availability: In the manufacturer's stock Price on request - + Recommended CLM-3375-1.2 Ethynylestradiol (20,21-13C2,99%) 100 µg/mL in Acetonitrile, 1,2ml Price on request 59948 Metals Mix - 1 Price on request 59175 61F1CAP Std. 2 Price on request