This article is from the Water Treatment FAQ, by Patton Turner with numerous contributions by others.
Designed for the South African military, these tablets contain
chlorine and alum. The alum causes the suspended solids to flocculate
and the chlorine adds 8 PPM chlorine. This is a great way to treat
turbid water, though it will leave a lot of chlorine in clear water
(The one tablet/L could be halved for clear water.)
The US distributor for Aqua Cure is:
Safesport Manufacturing
Box 11811
Denver, CO 80211
1 800 433 6506
Bleaching Powder (Chlorinated Lime) can also be purchased and used as
a purification means if nothing else is available. Bleaching powder
is 33-37% chlorine when produced, but losses its chlorine rapidly,
particularly when exposed to air, light or
moisture.
 
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