Supplier: Activated carbon, coconut shell activated carbon, columnar activated carbon, shell activated carbon, polyaluminium chloride, polyacrylamide, polyaluminium chloride iron, polyferric sulfate, acrylamide, fiber ball, quartz sand, sponge iron, anthracite coal, meterite filter material, copper sulfate, ferrous sulfate, calcium chloride, aluminum sulfate
Buyer: Activated carbon, coconut shell activated carbon, columnar activated carbon, shell activated carbon, polyaluminium chloride, polyacrylamide, polyaluminium chloride iron, polyferric sulfate, acrylamide, fiber ball, quartz sand, sponge iron, anthracite coal, meterite filter material, copper sulfate, ferrous sulfate, calcium chloride, aluminum sulfate