Germicidal Light

Where can I buy UVC / germicidal lamps with different wavelengths?
I am doing a project for the Science Fair including UVC lights with different wavelengths, but I can only seem to find stores that sell one type.
UVC sources are available in cold cathode, Floro and Metal Halide technology. Low pressure mercury discharge used in the flowers and fountains has cold cathode lines 185 and 254nm. The tubes are only available in 254nm and 254nm and 185 mixed. I have no U.S. source, but it sure makes Thomas register. 185nm line produced ozone in the air in case of operating precautions are recommended to address this toxic and corrosive gas. Needless to say, both lines cause radiation damage to the skin (including cancer) and eyes (cataracts (and injury to the retina at 185nm)), precautions to be taken due to minimize the radiological risk. In the high intensity hand, I have not been able to locate the details of the spectrum of metal halide sources, but I'd be surprised if they differed in bulk. Finally, a simple house made of carbon-arc lamp produces broadband UVC radiation included, so if you have a grid on a quartz glass substrate, which could be a viable source. Carbides can be obtained from suitable suppliers of local cinema. HTH. Sincerely, Dan.
Winner of germicidal light installation
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13W UV Germicidal Aquarium Light Bulb 13 watt G23 base for Tetra, Jebo more $11.99 |
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25 watt Bi-Pin T8 Shape UVC Sterilizer Germicidal Light $13.50 |
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G25T8 25W 25 watt UV Light Bulb Aquanetcs Germicidal $13.50 |
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G25T8 25W 25 watt UV Light Bulb OmniZap Germicidal $13.64 |
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11W 11 watt G11T5 UV Germicidal Light Bulb Bi-Pin Base $10.49 |
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3W 3 watt UV Germicidal Light Bulb Lamp GTL3 E17 Base $7.72 |
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TUV PL-L 35W 35W 9V |2G11 4-PIN Base| LONG TWIN TUBE Germicidal-UVC Light Lamp $27.00 |
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2x – 18W UV Sterilizer Light Bulb 2G11 Jebao Tetra Pond |Germicidal Ultraviolet| $24.85 |
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G30T8 SANKYO DENKI |30W T8| 36″ GERMICIDAL UV-C G13 MEDIUM Light Bulb $25.19 |
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2-pack, UV Germicidal Light Bulb Lamp/ S-UVPLS13W $26.30 |
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PL-L 55W/TUV 55 Watt 21″ UV |GPL-55| Germicidal Lamp – By LSE UV Lighting $25.00 |
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(4pin T5 Base) UV Germicidal Light Bulb, 4 3/4″ Long $12.60 |
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UV Ballast for germicidal uv-c uvc lamps bulbs lights Perkin Elmer G36T5 TUV $35.00 |
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5W (5-watt) UV Sterilizer Light Bulb |G23 Base 2-Pin| |Germicidal Ultraviolet| $11.50 |
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5W (5-watt) UV Germicidal Light Bulb |G23 Base Bi-Pin| for Tetra Tetratec UV-5| $10.75 |
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5 PCS 9 Watts UV-C Light Bulbs Germicidal 254 nm G23 Base 9W Replacement Lamp $28.88 |
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G10T8 10W 10 watt Germicidal UV Light Bulb Lamp $15.59 |
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36W UV Replacement Bulb 2-G11 Base 4Pin 36 watt – Germicidal/Ultraviolet Light $19.50 |
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LightExports |13 Watt| 2-Pin Base Germicidal Twin Tube CFL Replacement UV Light $8.50 |
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Viqua TrojanUVMax Model D4 9 GPM Ultraviolet Light Water Disinfection System, 120V $564.00 Owners of a TrojanUVMax can drink with confidence knowing 99.99% of illness-causing microorganisms, including E. coli, Cryptosporidium and Giardia are destroyed, supplying safe water to every tap. UV water purification is a natural process that adds no chemicals and does not affect the taste or odor of water. Other methods, such as those that use chlorine, may create harmful chemicals that have be… |
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UltraViolet Light Purification 12 GPM $1,049.00 This modular (12) gallon per minute Ultra-Violet disinfection system incorporates our signaling ballast. That is right if something is wrong you get a warning signal. Stainless steel reactor vessel, quartz sleeve, electronic ballast and UV lamp are all included you need nothing more.This (12) gallon per minute system can be used as pre or post filter stage in any water treatment application. It i… |
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Germ Guardian EV9LBL Replacement Uv-C Bulb for EV9102 $18.30 The Germ Guardian EV9LB Replacement UV-C Light Bulb and Filter is especially designed to be used with the Germ Guardian EV9102 UV-C Room Air Sanitizer. The 9-watt UV-C bulb included is replaceable and eliminates 99.9% of targeted airborne germs. The filter included destroys odors and allergens like dust mites and mold spores. The Germ Guardian EV9LB UV-C light bulb and filter fits into all EV9102… |
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Purely Products PUVH2309 9-Watt UV-C Germicidal Ultraviolet Replacement Bulb $9.02 Purely UV-C Replacement Bulbs G23 BasePurely UV-C Replacement bulbs offer a much higher concentration of ultraviolet light than even the sun, making them highly effective as a cleaning and purifying agent for pond and aquarium pumps and clarifiers.What is UV and How Does it Work?UV light is germicidal – i.e., it deactivates the DNA of bacteria, viruses and other pathogens and thus destroys their a… |
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Philips 308643 – TUV15W G15T8 Germicidal Fluorescent Light Bulb $7.99 15 watt 18″ T8 Medium Bi-Pin (G13) Base Hot Cathode Germicidal Sterilamp Fluorescent Philips Light Bulb… |
