Typically unscented household liquid chlorine bleach in the united states will be between 5 6 sodium hypochlorite though concentrations can be different in other countries.
Epa bleach water purification.
According to the epa the maximum recommended ppm parts per million of chlorine bleach in drinking water is apparently 4 ppm.
Office of water 4606 m epa 816 f 15 003 september 2017 bleach may contain 6 or 8 25 sodium hypochlorite.
Step 1 add bleach to the water add either eight drops of 6 percent bleach or six drops of 8 25 percent bleach to one gallon of water.
Portable water purification devices are self contained easily transported units used to purify water from untreated sources such as rivers lakes and wells for drinking purposes.
When the water in our rivers lakes and oceans becomes polluted.
Stir the mixture well.
It can endanger wildlife make our drinking water unsafe and threaten the waters where we swim and fish.
The instructions below for purifying water with bleach are for a 8 25 concentration of sodium hypochlorite and it is further diluted in water.
Stir and let stand for 30 minutes.
The water should have a slight chlorine odor.
Using the table below add the appropriate amount of bleach using a medicine dropper teaspoon or metric measure milliliters.
So long as you follow the instructions you will be fine drinking bleach for water purification.
Step 2 inspect and adjust if necessary if that water is cloudy colored or very cold experts recommend doubling the bleach to 12 or 16 drops respectively.
These units provide an autonomous supply of drinking water to people without access to.
Use the table below as a guide to decide the amount of bleach you should add to the water for example 8 drops of 6 bleach or 6 drops of 8 25 bleach to each gallon of water.
Epa research supports efforts under the clean water act and safe drinking water act.
A chlorine test kit is the only true way to know for sure.
And it certainly beats the disease you could get from drinking contaminated water.