1-Naphthol Back Catalog number: 31142 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4232-ASS-MEX5 EPA 506Laboratory Performance Test 7 Analytes each concentration as listed in methanol; units: 5x1mL, 1x5mL 1225.12 Diethyl phthalate DEP [84-66-2] 100µL/mL 1228.22 Bis(2-ethylhexyl) adipate BEHA Price on request 98628 624B Internal / Surrogate Standard Price on request S-4142-05-10IO Low level Nitrogen Calibration Units: 1x1mL ampoules or 10mL screwcapped bottle Nitrogen introduced using Aniline Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4142-0 Blank S-4142-05 0.5 S-4142-1 Price on request