Cetirizin dihydrochloride, >98%, 1g Back Catalog number: 89126-1G Availability: In the manufacturer's stock Price on request - + Recommended 91206 EPA Method 8310 Surrogates, 50µg/ml in MeChl, 1ml Price on request 11277.19-100-AN Pyridaben-d13 (4-tert-butyl-d9-benzyl-2,3,5,6-d4),100 µg/mL,acetonitrile,1mL, Price on request 33831 n-Hexadecane Price on request