624B Internal / Surrogate Standard Back Catalog number: 98628 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8203.16-10MG 2-Hydroxypyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 78751-58-3 Price on request 672814 Atrazine, 250mg Price on request 5190-6898 OFN 2fg/uL in isooctane 3 x 1mL 6 800,82 Kč