Sulfisoxazole, 100 µg/ml, Methanol, 1ml Back Catalog number: 679822 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended S-4077-K-IO Perdeuterated n-alkane Mix, 1mg/ml in Isooctane, 1ml Price on request 73156 n-Undecanoic acid Price on request 684390 4,4'-DDT, 100 µg/ml, Cyclohexane, 1ml Price on request