Archives

November 15, 2022

EPA Announces the Addition of Chitosan to the List of Active Ingredients Eligible for Risk Pesticide Exemption

On November 8, 2022, the U.S. Environmental Protection Agency (EPA) issued a final rule adding chitosan (Poly-D-Glucosamine), a naturally occurring substance found in the cell walls of all crustaceans, many fungi, and the exoskeletons of most insects, to its minimum risk pesticide exemption list. 87 Fed. Reg. 67364. EPA states that the listing also includes those chitosan salts that can be formed when chitosan is mixed with the acids that are listed as active or inert ingredients...
May 12, 2022

EPA Requests Comments on Aquatic Toxicity Data of Chitosan Salts — Proposal to Add Chitosan to the Minimum Risk Pesticide Active Ingredient List

 On May 6, 2022, the U.S. Environmental Protection Agency (EPA) published a notice in the Federal Register announcing the availability of, and requesting comments on, data related to aquatic toxicity of chitosan salts. 87 Fed. Reg. 27059. Specifically, EPA is seeking comments on the following two aquatic toxicity reports submitted by Tidal Vision Products, LLC (Tidal Vision), the company that submitted a petition to EPA on October 10, 2018, requesting that EPA add chitosan to...
November 3, 2020

EPA Requests Comments on Its Proposal to Add Chitosan to Minimum Risk Pesticide Active Ingredient List

On November 2, 2020, the U.S. Environmental Protection Agency (EPA) published a notice in the Federal Register announcing the proposed rule to add chitosan (Poly-D-Glucosamine) to its list of active ingredients eligible for EPA’s minimum risk pesticide exemption under Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Section 25(b).  85 Fed. Reg. 69307. The proposed rule is in response to a petition submitted to EPA on October 10, 2018, requesting...
August 21, 2020

EPA Announces Proposal to Add Chitosan to the List of Active Ingredients Permitted in Exempted Minimum Risk Pesticide Products

On August 20, 2020, the U.S. Environmental Protection Agency (EPA) announced that it is seeking to add chitosan to the list of active ingredients allowed for in minimum risk pesticides exempted from pesticide registration requirements under Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Section 25(b).  A minimum risk product must meet six specific conditions to be exempted from pesticide registration.  One of those conditions is that the active ingredient in the minimum...