The phrase "agents present" is correct and usable in written English.
It can be used in contexts where you are referring to the agents who are currently in attendance or available at a specific location or event.
Example: "During the meeting, the following agents present were responsible for addressing the client's concerns."
Alternatives: "agents in attendance" or "agents available".
Officially, the Hondurans were running the operation, with the D.E.A. agents present as "advisers".
Mercenier, A., Pavan, S. & Pot, B. Probiotics as Biotherapeutic Agents: Present Knowledge and Future Prospects.
We focus in particular on averaging, decentralized estimation, and computation of the maximum value among agents present in the system.
Both of these compounds are characteristic polluting agents present in industrial wastewater.
Simulation results showed that both separating agents present similar reboiler duty to produce high-purity ethanol.
The Violence Policy Center pointed out that there had been two armed agents present at Columbine high school in Colorado during the 1999 assault that left 15 dead.
When patients on antiplatelet agents present for surgery, the perioperative team must design an optimal strategy to manage antiplatelet medications.
"It's so rare to have the opportunity to work up one of these cases," Barbara Daly, one of the New York F.B.I. agents present, recalled.
Sensitivity and the influence of pH on the electrode response were directly related to the doping agents present in the oxide structure.
Both chemical agents present different behaviour; thus, NaOH developed the highest value of porosity and KOH developed samples with narrower micropore size distribution.
Acetic acid is a rather innocuous substance, which itself is oxidized [by chemical agents present in all body tissues] with the final formation of water 2[H2O] and carbon dioxide 2[CO2]." And, of course, heat, or calorie energy.
