Naproxen, 100 µg/ml, Methanol, 1ml Back Catalog number: 680986 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended ACQ-AQ08-115 Ethanol standard in water,0.8g/L,water, 1.5mL Price on request 1037.18-200-T 1-Ethylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 17088-22-1 Price on request 96033 o-Cresol-d8 & p-Cresol-d8 Price on request