Certainly not iron, polyaluminium chloride liquid is acidic, there is a certain corrosive, tanker transport liquids are generally done anti-corrosion treatment
Adapt to a wide range of water. Easy to quickly form a large alum, precipitation performance. Suitable PH value range (5-9), on the low temperature, the outer p
3) Adhere to the principle of harmonious development between economic construction and environmental protection, and develop pollution control for field irrigat
Will leave a small amount of aluminum ions, in general, no problem with residual heavy metals; but polluting aquatic products as long as the national standard G
Many manufacturers have been halted, to prevent production, and now is in short supply, neutralization of pH, precipitation of metal ions, react with them to fo