Can not it, that is water purification, I am afraid not when the Lewis acid solid super acid can be, such as load SO3 on the iron oxide more ...... For example,
In the middle of the filter you can take a number of ways, but when filtering is sometimes depends on your production methods in the factory, and some different
The proportion of water is 1 (1.26 +4) ÷ (1 +4) = 1.052 formula is straightforward ah do not have to explain
To be based on the proportion of dosing, white polyaluminum chloride dosing too much, the coagulation effect will be affected, and sometimes there will be renew
Sodium chlorate sterilization principle of the virus caused by three kinds of action: Everyone knows that the main role of sodium chlorate kill the role of thro