Glyphosate-trimesium
Description
Glyphosate-trimesium is a potent active ingredient belonging to the class of phosphonic acid derivatives, categorized as a non-selective, broad-spectrum systemic herbicide. This compound is the trimethylsulfonium salt of glyphosate, which offers superior solubility and rapid absorption compared to traditional glyphosate salt formulations, leading to faster translocation within target weeds.
The mode of action involves the systemic inhibition of the shikimate pathway, specifically blocking the enzyme EPSPS. By suppressing the biosynthesis of essential aromatic amino acids such as phenylalanine, tyrosine, and tryptophan, the herbicide effectively halts plant growth and metabolism, resulting in the total death of the treated weed, including the root system.
This herbicide is primarily used for pre-planting site preparation, weed management in fallows, and vegetation control in orchards or non-cropland areas. It is highly effective against a broad range of annual and perennial grasses and broadleaf weeds, ensuring long-term control of invasive species without leaving harmful residues in the soil.
Optimal application timing is critical; the best results are achieved when weeds are in their active growth phase. Because glyphosate-trimesium lacks pre-emergence soil activity, it does not impede the germination of subsequently planted crops, making it a versatile tool for integrated weed management programs where soil degradation of herbicides is undesirable.
Safety precautions are mandatory when handling this chemical to prevent environmental contamination and human exposure. Users must wear appropriate personal protective equipment and strictly follow label instructions regarding spray drift management. Due to its non-selective nature, extreme care should be taken to prevent contact with desirable plant tissues or water bodies, where it may pose risks to aquatic life.
Status in the European Union
Approved in the EU
- CAS number
- 1071-83-6
- Category (EU)
- HB - Herbicide
- Approved from
- 16.12.2023
- Approval until
- 15.12.2033
- ADI
- 0.5 mg/kg bw/day
- ARfD
- 1.5 mg/kg bw
- AOEL
- 0.1 mg/kg bw/day
Regulatory status data: EU Pesticides Database © European Union, CC BY 4.0. EU status is for reference only and does not replace national registration in your country.