2,2',4,4'-Tetrahydroxybenzophenone, 500mg Back Catalog number: 682235 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2882.2-1ML 2-Bromo-2-chloro-1,1,1-trifluoroethane, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 151-67-7 Price on request 2121-3-02:250G TFA; Trifluoroacetic acid, 99,9%, 250g Price on request 673784 Demeton-S-methyl-sulfoxide, 10 µg/ml, Ethyl aceta Price on request