Precipitation process will absorb a very small amount of phosphorus, but the effect is not obvious, but the effect is somewhat obvious except for heavy metals.
Yes, polyaluminum chloride used in conjunction with polyacrylamide, polyaluminum chloride plus more blooming, not easy to precipitate, the specific amount of dr
Higher than 8.0 are not used. No effect of the PH first sewage down to 7 near the sewage alkaline too strong .6, PH below 5. And the use of polyaluminum chlorid
The first thing to correct here is that PAC is not a flocculant. The full name of PAC is polyaluminum chloride. Strictly speaking, it belongs to coagulant. The
PBX: Private Branch eXchangePBX Commonly known as: program-controlled switches, program-controlled user switches, telephone switches, PBX and so on. PBX is a co