Analytical Reagents Analytical Reagents Spectroscopy Standards (UV/Vis) Spectroscopy Standards (UV/Vis) 8476 IN,SPEC NANO KIT SPEC NANO KIT PHOTOMETRIC ACCURACY VERIFICATION NR Standard kit for the verification of photometric accuracy at 260, 280 and 320 nm in a 1 mm pathlength spectrophotometer, 85412 108.30 8 ML KIT