Check the listing for details. Plex Mate Aquatic Surfactant for Herbicides. Condition: New. Listed at 31.99 USD. Plex Mate Aquatic Surfactant for Herbicides Fast Shipping! Product Description: 32 ounces of Plex Mate aquatic surfactantHelps stick your chemical herbicides and algaecides to the plantBreaks down waxy coating on aquatic weeds for more effective penetrationPlex Mate works well with Crystal Plex, Tsunami DQ, and Catt Plex Product Description When to Apply Apply February-November Apply February-November for early season treatment. Apply April-September for filamentous and planktonic algae control. Apply April-September for weed control. Apply April-September for cattail control. Benefits Crystal Blue enhances the color of your pond or lake all year long. Choose from 4 colors: royal blue, blue-green, dark blue, or black pond dye. Natural Pond Cleaner safely and effectively breaks down muck and dead vegetation. Muck Doctor will reduce muck levels in targeted areas. Crystal Plex kills algae and maintains water quality. When algae currently exists, start with Crystal Plex or Copper Sulfate. Bloom Buster and Green X are safe to use with sensitive fish like koi, goldfish, and grass carp. Tsunami DQ kills submerged weeds that are copper sulfate resistant. When weeds currently exist, start with Tsunami DQ. Catt Plex kills emerged rooted weeds down to the root. Specially formulated for cattail control. When emerged weeds exist, start with Catt Plex. Products Crystal Blue, Ocean Blue, Sapphire Blue, Black Out, Blue Water Soluble Packet, Black Out Water Soluble Packet Natural Pond Cleaner, Muck Doctor Crystal Plex, Copper Sulfate, Bloom Buster, Green X 31K POSITIVE REVIEWS!! FAST SHIPPING!!!! 100% AUTHENTIC PRODUCT OR YOUR MONEY BACK GUARANTEE! 100% satisfied customers. It says it all. Thank you for shopping with us!