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H-Shape Tube UVC-9W Germicidal Lamp UV-C 253.7nm 254nm Water Air Disinfection Purification Sterilizer | Wish
COOSPIDER U/V/C Light Lamp 185nm with 253.7nm Bulb 5ft Cord and Plug 110V (6W Ozone Lamp) - - Amazon.com
G23 UV Lamp 13W 253.7nm Water Air Purification UV Ultraviole H Shape | eBay
Interlight IN-0SK60 Replacement UVC Light Bulb
Amazon.com: HVAC UV Light, 110 V 253.7 nm Wavelength UV Lamp for HVAC Duct Germicidal Filter, in Duct Dual UV Light Sanitizer Air Purifier for House Air Conditioner(72W) : Industrial & Scientific
UVC Wavelength 253.7nm, its benefits | AIAN Sterilizer
Understanding UV-C, Ozone production and New Far UV technology | UV Gear
COOSPIDER UV Lamp Ozone Free, UVC Light Bulb Sanitizer, 253.7nm wavelength for Closet/Cabinet/Bathroom, 6W 110V Lamp with on/Off Switch Cord and Plug, CTUV-6 - - Amazon.com
LED 3W Ultraviolet Sensor 250NM 253.7nm 260NM 254NM 265NM 222NM UVC Chip With Lens