4,4'-DDT-13C12 Back Catalog number: 8654.14-100-NN Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended DF-IS-D40 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request 93855 alpha-D-Glucose Price on request 677896 Quinalphos, 100 µg/ml, Ethyl acetate, 1ml Price on request