Tolyltriazole, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 676969 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 13400-2440-100ME5 3,5-Dinitrotoluene, 100µg/ml in MeOH, 5ml Price on request 679509 Quintiofos, 10 µg/ml, Ethyl acetate, 10.0ml Price on request C10303000 L-(+)-Ascorbic acid, certified, 0.25g Price on request