Internal Standard Back Catalog number: 92467 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 24DIPPDPP 2,4-Diisopropylphenyl diphenyl phosphate, 1.2ml x 50ug/ml, toluene Price on request 673722 Vinclozolin, 100 µg/ml, Ethyl acetate, 5ml Price on request 673592 Fenpropathrin, 100 µg/ml, Ethyl acetate, 5ml Price on request