It is not a dangerous item, except that it has a lot of heat released (dissolved heat) when it comes in contact with water when its package is broken.
Need to cooperate with PAM. Therefore, only the PAC is definitely not work, polyaluminum chloride low molecular weight, can not be brought through the filter cl
Diluted to 1000Ml. The basicity of the salt is light yellow in the range of 40% -80%, and the shape of the solid polyaluminum chloride varies with the degree of
The lack of contraceptive knowledge after abortion leads to a high rate of repeat abortion, with a higher incidence of miscarriage complications and sequelae. R
Nickel plating wastewater treatment, if this problem is not resolved, the first is the problem of breaking the network, the complexing agent and nickel ions wer