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Re: [at-l] Re: contaminated cup, the beasties live
- Subject: Re: [at-l] Re: contaminated cup, the beasties live
- From: dsg4@email.psu.edu (Deborah Grove)
- Date: Wed, 19 Mar 1997 22:17:42 -0500
Calcium hypochlorite is Ca (OCl)2. A strong oxidizer and irritant.
>hopefl@juno.com (Lamar Powell) writes:
>
>> ...and he was saying, " I have read that once the water dries the
>> beasties die."
>>
>> I have read just the opposite. Many micro-monsters can form a type of
>> envelope around themselves and live for a long time outside a watery
>> environment. Not being a microbiologist, I think I would take the
>> cautious path.
>>
>> There must be a microbiologist amoung us somewhere. Can varmits like
>> giardia live for extended periods out of their water world?
>> Hopeful
>
>
>I'm not taking chances. I heard about a person who caught giardia from his
>MiniMag "bite lite" accesory after dropping his flashlight in a stream.
>
>Chlorine bleach (5% sodium hypochlorite solution) was discussed here a
>couple of weeks ago. Chlorox (tm) does not keep indefinitely; it eventually
>becomes hydrochloric acid. Being 95% water, it's heavy. Has anyone tried
>solid calcium hypochlorite (swimming-pool chlorinator) for making
>disinfectant solution as needed for cleaning dishes, laundry or bathing? A
>35mm film can of it should make several gallons. It's been a long time
>since I studied chemistry; does calcium hypochlorite contain two chlorines
>per molecule, one more than sodium hypochlorite? BTW, chlorine doesn't
>kill all nasty bugs in water.
>
> -- Frank reid@indiana.edu
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>
--------------------------------------------------
Deborah S. Grove, Ph.D.
Manager, Nucleic Acid Facility
210 Wartik Laboratory
Pennsylvania State University
University Park, PA 16802
Tel: (814)865-3332
http://www.biotec.psu.edu/
Shared Technology Facilities
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