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Depends on the wavelength, too. Some companies may use different UV wavelengths bulbs. Some of the LED bulbs can be more expensive. Some of the fluorescent tubes also could be more expensive. > Samantha - > > The only difference in black lights for detecting rodent urine is the > distance away from the urine you can shine the light in order to see the > fluorescent urine; i.e.? the stronger the light, the farther away you can > stand while black lighting. > > Remember, all sorts of compounds fluoresce, so don't be fooled.? In order > to detect the urine, the area must be very dark for the urine to "stand > out".? Rodent urine usually shows up as "trails" and "puddles" of urine, > especially with rats, because they tend to "leak urine" as they walk. > > Tom Parker > > > -----Original Message----- > From: [email protected] > To: [email protected] > Sent: Thu, Jul 30, 2009 7:30 pm > Subject: [pestlist] UV lights for identifying rodent urine > > > > This is a message from the Pest Management Database List. > To post to this list send it as an email to [email protected] > To unsubscribe please look at the footer of this email. > ----------------------------------------------------------- > > > > > > > Greetings-- > I am looking for a UV light to help identify rodent entry points. I've > found a wide variety of models ranging from LED-type flashlights to > flourescent tubes, different wattages and types of batteries. . . a wide > variety of claims as to which model is the most effective. A wide variety > of prices too, from $20-200. Does anyone have experience with UV lights, > and do the more expensive ones really work better? > Thanks for your help. > > Samantha Richert > Curator (SCEP) > Pacific West - Cultural Resources > 909 First Avenue > Seattle, WA 98104 > 206-220-4130 > > ------------------------------------------------------------- > To send an email to the list, send your msg to [email protected] > > To unsubscribe from this list send an email to > [email protected] and in the body put: > "unsubscribe pestlist" > Any problems email [email protected] > > > > > > > -- Please consider the environment before printing this e-mail Louis N. Sorkin, B.C.E. Entomology Section Division of Invertebrate Zoology American Museum of Natural History Central Park West at 79th St. New York, NY 10024-5192 phone: 212-769-5613 fax: 212-769-5277 email: [email protected] The New York Entomological Society, Inc. email: [email protected] web: www.nyentsoc.org Online journal from 2001 forward www.BioOne.org ------------------------------------------------------------- To send an email to the list, send your msg to [email protected] To unsubscribe from this list send an email to [email protected] and in the body put: "unsubscribe pestlist" Any problems email [email protected]
