The information in this profile may be out-of-date. It was last revised in 1996. EXTOXNET no longer updates this information, but it may be useful as a reference or resource.

Please visit the National Pesticide Information Center (NPIC) to find updated pesticide fact sheets. If you don't find a fact sheet related to your question, feel free to call 1-800-858-7378. NPIC is open five days a week from 8:00am to 12:00pm Pacific Time.


Extension Toxicology Network

Pesticide Information Profiles

A Pesticide Information Project of Cooperative Extension Offices of Cornell University, Oregon State University, the University of Idaho, and the University of California at Davis and the Institute for Environmental Toxicology, Michigan State University. Major support and funding was provided by the USDA/Extension Service/National Agricultural Pesticide Impact Assessment Program.

EXTOXNET primary files maintained and archived at Oregon State University

Revised June 1996


Trade and Other Names: Acifluorfen and sodium acifluorfen are found in several Blazer products. Other trade names include Carbofluorfen, RH-6201, and Tackle.

Regulatory Status: Acifluorfen is classified as a General Use Pesticide (GUP) by the U.S. EPA. It is toxicity class III - slightly toxic, but products containing it bear the Signal Word DANGER because it can cause serious eye injury.

Chemical Class: diphenolic ether

Introduction: Acifluorfen is a contact diphenolic ether herbicide used to control broadleaf weeds and grasses in soybeans, peanuts, peas, and rice. It can be applied before or after crop emergence. It is especially effective against cocklebur, velvetleaf, common lambsquarters, morning glory, and jimsonweed [2]. Its use in the U.S. is estimated to be in excess of 1.4 million pounds per year.

Formulation: Not Available

Toxicological Effects:

Ecological Effects:

Environmental Fate:

Physical Properties:

Exposure Guidelines:

Basic Manufacturer:

BASF Corporation
Agricultural Products Group
P.O. Box 13528
Research Triangle Park, NC 27709-3528


References for the information in this PIP can be found in Reference List Number 10

DISCLAIMER: The information in this profile does not in any way replace or supersede the information on the pesticide product labeling or other regulatory requirements. Please refer to the pesticide product labeling.