Clacfos is an organophosphate herbicide. However, little data has been published regarding its environmental fate, ecotoxicity or its impact on bhuman health.
The following alerts are based on the data in the tables below. An absence of an alert does not imply the substance has no implications for human health, biodiversity or the environment but just that we do not have the data to form a judgement.
Environmental fate Moderate alert: Drainflow: Slightly mobile
Warning: Significant data are missing
Human health High alert: Acetyl cholinesterase inhibitor; Neurotoxicant
An organophosphate herbicide to control many common weeds in some cereals and other crops which is predominately used in China
Example pests controlled
Annual and perennial broad-leaf weeds and sedges indluding tumbleweed (Amaranthus retroflexus,), acalypha spp. and Abution spp.
Maize; Wheat; Turf & lawns; Orchards; Tea
Efficacy & activity
Introduction & key dates
2007, China; 2009, introduced Japan
UK regulatory status
UK COPR regulatory status
Date COPR inclusion expires
UK LERAP status
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
EC Regulation 1107/2009 status
Date EC 1107/2009 inclusion expires
EU Candidate for substitution (CfS)
Listed in EU database
Approved for use (✓) under EC 1107/2009 in the following EU Member States
Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. (2016) An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal, 22(4), 1050-1064. DOI: 10.1080/10807039.2015.1133242