Jonathan,
You could try a hiking shop for the iodine water treatment crystals.

Uhh. Sodium chloride, is table salt.!!
Tony

On 6 Jan 2005 at 11:00, Jonathan B. Britten wrote:

> I read yesterday that 200,000 liters of sodium chloride have been
> distributed in Indonesia;  this is enough to purify water for one
> million persons, the article said.   I am totally unfamiliar with
> sodium chloride,  but this is what is on the scene.
> 
> I still want to get a supply of those resublimated iodine crystals
> mentioned below,  but I have not yet stumbled on a source of them.
> 
> JBB
> 
> 
> 
> 
> 
> On Thursday, Jan 6, 2005, at 09:43 Asia/Tokyo, himagain wrote:
> 
> > Hi folks,
> > I clipped this from this very list some unknown time ago - very
> > fascinating in the light of the Tsunami tragedy.
> > ------------------------------------------- From(Principles of
> > Pharmacy--Arny-Fischeles). From Remington's Pharmaceutical Sciences
> > 17th edition: Iodine is one of the three best all-around
> > antiseptics. It is active against bacteria, fungi, yeasts, protozoa,
> > and viruses. Iodine may be used to "purify" drinking water. 5 to 10
> > drops of 2% iodine tincture to a quart of water left for 1 hr. is
> > both amebacidal and bactericidal. Some communities use iodine in
> > lieu of chlorine for water purification because organic matter has
> > little effect to antagonize iodine, as it does chlorine, and
> > carcinogenic compounds are not generated.
> >
> >
> >
> > Related topic:  I read in a great Reader's Digest hardcover book on
> > a "back to nature"  theme that the best, simplest water purification
> > kit for hikers and survivalists is a small, clear screw-top jar with
> > five grams of resublimated iodine crystals.   I have never heard the
> > term "resublimated"  and hope our pharmacist Mr. R. Harris can
> > enlighten us.
> >
> > Bottom line:  one bottle of these crystals can be used ONE THOUSAND
> > TIMES.   Fill up the jar with any old water and shake it.   Three
> > tsps.
> >   of shaken water can purify a quart in 20 minutes.   Remarkable,  I
> > think.    Seems to be a modest supply of these crystals would last
> > the average family for decades.    They are available only from a
> > pharmacy I read. -------------------------------------------- What a
> > good idea to use our contacts to get this AND CS information to some
> > of the aid agency people? Anyone?
> >
> > BTW:   SUBLIMATED: Having passed from the solid to the gaseous state
> > (or vice versa) without becoming liquid.  RE-sublimated?
> >
> > Cheers,
> >
> > Himagain
> >
> >
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