2-Amino-1-naphthalenesulfonic acid, 250mg Back Catalog number: 676258 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 2309.20-K-IO Triethylene glycol mono(p-n-octylphenyl) ether, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 51437-91-3 Price on request 52066 Spiking Standard 3 Price on request 70720 Isoproturon, 1000µg/ml in MeOH, 1ml Price on request