2020BS EN IEC 61228:2020 Fluorescent ultraviolet lamps used for tanning. Measurement and specification method
2008BS EN 61228:2008 Fluorescent ultraviolet lamps used for tanning — Measurement and specification method
BS EN IEC 61228:2020 Fluorescent ultraviolet lamps used for tanning. Measurement and specification method was changed to BS EN 61228:2008 Fluorescent ultraviolet lamps used for tanning — Measurement and specification method.