Product Overview

Captain XTR is the best available technology for the control of all algae types.  Captain XTR is optimized to increase the penetration of copper into algae cells, enhancing the efficacy of the product.  This formulation is especially impactful when targeting tough to control mat-forming, colonial, and mucilaginous species.  Waters treated with Captain XTR may be used for swimming, fishing, watering livestock, and irrigation of food and non-food crops (e.g. turf, ornamentals) during and after application.

Algae Control through Infusion

  • The copper infusion rate is impacted by specialized formulation technology
  • Captain XTR infusion results in more copper penetrating algae cells, improving the control of unwanted species
  • Captain XTR offers enhanced performance on challenging species, such as Lyngbya, Oscillatoria, Microcystis, Pithophora, Rhizoclonium, and Nitellopsis obtuse (Starry stonewort)

For more information

For more information about Captain XTR Algaecide or assistance in designing a treatment prescription, contact a SePRO Technical Specialist.

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.