Paraxanthine, 50mg Back Catalog number: 682270 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59562 IC Cal Standard Low Price on request X9041 4-Chloro-3-methylphenol Price on request 2039.12-50-T Octachlorodibenzofuran, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 39001-02-0 Price on request