https://www.bulbs.com/Lamps_Germicidal/G23-Base/results.aspx?Ns=P_Wattage+Sort%7C0
Germicidal Lamps with a G23 Base | Bulbs.com
At Bulbs.com you can purchase at least 7 different Germicidal Lamps with a G23 Base from brands like Sylvaniand Philips Lighting.
germicidal lampsbasebulbs
https://ph.rs-online.com/web/c/lighting/light-bulbs-lamps-tubes/uvc-lamps/
UVC Lamps | UVC Germicidal Lamps | RS
UV germicidal lamps produce ultraviolet light that can deactivate bacteria and viruses. They can be used to sterilise workplaces and tools.
uvc lampsgermicidalrs