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ANSI C78.376-2014 (R2021)
Electric Lamps - Specifications for the Chromaticity of Fluorescent Lamps
Covers the objectives and tolerances for the chromaticity of fluorescent lamps at their normal 100 hour rating point. The colors included are 2700K, 3000K/warm white, 3500K/white, 4000K/4100K/cool white, 5000K, and 6500K/daylight.
NEMA: National Electrical Manufacturers Association [nema]