This powder with the scientific name “polyacrylamide” is originally imported by this group and delivered to the sellers. It comes in two kinds which we explain its usage briefly.
One kind is NO. A345 that is composed of 20 million molecules and used in 90 percent of plants in all seasons. It is pure and quickly purifies water and deposits a layer of soil. It is used in plants which have pools and those plants which have press filter.10 percent of plants use No. A556 that is composed of 14 million molecules and it has the same quality as the other model. This group can deliver this powder to the sellers at a reasonable price.