Go to the chemical shop and then buy some hydrochloric acid and then put the aluminum block until the aluminum block and then there is no gas out of the solutio
PAC PAC is an important coagulant in the field of water purification, which has high purification effect on low temperature, low turbidity and high turbidity wa
First of PAC PAC plays a major role in the composition of aluminum oxide, to judge the quality of products depends on the content of aluminum oxide, aluminum po
This is because there are two different processes for the production of polyaluminum chloride. If the effect is similar, it means that the production process ma
1. In addition to the treatment of heavy metal ferric sulfate treatment of heavy metals out of the outside to COD, BOD and colorimetric non-removing effect, exc