1-(2,4,5-Trihydroxyphenyl)butan-1-one, 50mg Back Catalog number: 677515 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 678004 Fensulfothion-oxon, 100 µg/ml, Toluene, 1ml Price on request 685284 PAH-Mix 4 deuterated, 10µg/ml in Acetonitrile, 1ml Price on request 0877.16-500-IO 1,4-Dimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 22349-59-3 Price on request