ASTM D-4815 Calibration Mix #1 Back Catalog number: 51064 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681366 9-Hydroxyphenanthrene, 10mg Price on request 54138 0.10M Sodium Hydroxide (NaOH) Price on request 0046.20-100-T 3-Nitroperylene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 20589-63-3 Price on request