2,2',4,4'-Tetrahydroxybenzophenone, 500mg Back Catalog number: 682235 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 15900-3175-100ME5 Mesotrione, 100µg/ml in MeOH, 5ml Price on request 675670 Tebutam, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 681333 1,2,4-Trimethylbenzene, 1ml Price on request