Product Overview

Phycomycin® SCP Algaecide/Cyanobacteriocide controls algae and cyanobacteria (blue-green algae). Also proven effective on green algae and diatoms.

  • Controls the cyanobacteria that can cause taste and odor in drinking water
  • Formulated in a low-moisture environment to prevent product from hardening
  • Alternative to copper chemicals
  • For use in waters containing fish, treating adds >13% bio-available oxygen to the water
  • Destroys algal cell membranes and chlorophyll, providing immediate control of algae
  • Granules provide targeted delivery to benthic cyanobacteria
  • Certified to NSF/ANSI Standard 60 for drinking water and OMRI listed for organic use

Peroxide based formulation minimizes the impact on non-problematic species.

Accurately targets cyanobacteria, which can cause the water to have an unpleasant odor and taste. NSF certified for use in drinking water.


Make sure the Applied Biochemist (AB) brand of products in your inventory are currently approved and registered for use in your state.

The Applied Biochemist brand products purchased by SePRO have been in transition from a regulatory process since the acquisition. All are federally registered and all existing AB factory manufactured (non-SePRO manufactured) inventory remains registered. Please visit to check for registered states.

Some of the new SePRO facility produced brand of AB products are still waiting for state registration approval. Although federally approved for many months, state registrations are still required and in process. State registrations are being updated daily. Please visit for the most up to date information. To check the current state registration status for a SePRO brand AB product, choose a product and click “REGISTERED STATES”.

Product Information Sheet

Labels and SDS

Specimen Label

Safety Data Sheet

Registered States

Experts in Aquatic Solutions

SePRO’s Technical Specialists are trained to assist you with your toughest issues, from aquatic weeds that keep coming back to nusiance or toxic algae that are plaguing a water body. See how we can help.