Have you considered an automotive anti-freeze?
As long as only the heat sink and and not the lamp is touched then thier
addittives may be benificial.



On Thu, Sep 4, 2008 at 3:25 PM, Inge <[log in to unmask]> wrote:

> Life is contradictable. Some microorganisms start multiplying instead in
> UV. I UV radiated a silver plate dipped in ethylen glycos, and after some
> hours, you could see greyish veils on the silver surface: kind of fungi,
> size about one to several micrometers. They were there somewhere already
> before the test, of course. A university here has a number of doctorands who
> study microorganic growth caused by enhanced condition which comes from
> IR-radiated ethylene glycos, which break down  to kind of organic compounds
> on which the few microorganisms feast,and become millions in short time.
> Silver is often used as anti-bacteria stuff, but life can tunnel through
> even that in some cases. Unbelievable. If someone is curious, I can send a
> photo on my unwanted babies to Steve.
> Inge
>
>
> ----- Original Message ----- From: "Guy Ramsey" <[log in to unmask]>
> To: "'TechNet E-Mail Forum'" <[log in to unmask]>; "'Inge'" <
> [log in to unmask]>
> Sent: Thursday, September 04, 2008 1:02 PM
> Subject: RE: [TN] question for super gurus at TN
>
>
>
> Not exactly the same application but we kill life with UV light in our DI
>> water system.
>>
>> -----Original Message-----
>> From: TechNet [mailto:[log in to unmask]] On Behalf Of Inge
>> Sent: Thursday, September 04, 2008 1:39 PM
>> To: [log in to unmask]
>> Subject: [TN] question for super gurus at TN
>>
>> We seem to get Thermofil Filamentous Fungi in our coolant for a heat
>> exchanger that takes care of the dissipated heat from a flash lamp.
>> Ethylene
>> Glycos + DI is used. It's said that there is antibiotic anti-freeze stuff
>> to
>> buy somewhere. Someone who I can share this problem with?
>> Inge
>>
>> ---------------------------------------------------
>> Technet Mail List provided as a service by IPC using LISTSERV 15.0 To
>> unsubscribe, send a message to [log in to unmask] with following text in
>> the
>> BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or
>> (re-start) delivery of Technet send e-mail to [log in to unmask]: SET
>> Technet
>> NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send
>> e-mail to [log in to unmask]: SET Technet Digest Search the archives of
>> previous posts at: http://listserv.ipc.org/archives Please visit IPC web
>> site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional
>> information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100
>> ext.2815
>> -----------------------------------------------------
>>
>>
>>
> ---------------------------------------------------
> Technet Mail List provided as a service by IPC using LISTSERV 15.0
> To unsubscribe, send a message to [log in to unmask] with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt or (re-start) delivery of Technet send e-mail to
> [log in to unmask]: SET Technet NOMAIL or (MAIL)
> To receive ONE mailing per day of all the posts: send e-mail to
> [log in to unmask]: SET Technet Digest
> Search the archives of previous posts at: http://listserv.ipc.org/archives
> Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16for additional information, or contact Keach Sasamori at
> [log in to unmask] or 847-615-7100 ext.2815
> -----------------------------------------------------
>

---------------------------------------------------
Technet Mail List provided as a service by IPC using LISTSERV 15.0
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815
-----------------------------------------------------