The phrase "a formal confirmation" is correct and usable in written English.
It can be used when referring to an official acknowledgment or verification of something, often in a business or legal context.
Example: "We are awaiting a formal confirmation of the contract before proceeding with the project."
Alternatives: "an official acknowledgment" or "a formal verification."
Rumors of Treviño Morales's arrest and a mugshot of him in custody began to circulate through Twitter and other social media outlets around noon that day, but the Mexican government did not confirm the arrest, nor did the U.S. authorities receive a formal confirmation until hours later.
Fire officials were reluctant to disclose anything about identities, however, until a formal confirmation could be made and family members notified.
Despite the tax issue, the chairman of the Finance Committee, Senator Max Baucus, Democrat of Montana, scheduled a formal confirmation hearing for next Tuesday and said he would support the nomination.
We have reached out to several people at Amazon, as well as Do.com's founder and CEO Jason Shah, who now says he is a product manager for Chime, for a formal confirmation.
Many Kansans see the postcards as a formal confirmation that they are eligible to vote, Marge Ahrens, the former co-president of the Kansas League of Women Voters, testified during the trial, which was held in Kansas City last month.
Nevertheless, a formal confirmation of iNOS function in skeletal muscle awaits the generation of an animal model of skeletal muscle-specific knockout of the iNos gene.
There's a rumor that Qloud was acquired by Buzznet last year, but I couldn't find any formal confirmation about this at either site (Qloud or Buznet).
"Greenpeace International has not received any formal confirmation of possible charges, and the activists have been denied access to legal or consular assistance," the statement said.
Because our study has a cross-sectional design, formal confirmation requires intervention studies with appropriate doses to elucidate whether vitamin D supplementation could be used to counter the worldwide epidemic of type 2 diabetes.
As a result, there is no formal confirmation that the estimated target population used for the calculation of indicators is accurate [ 7].
Formal confirmation of this would require an LGS analysis to identify a chr02 selection valley in an AS-ATN × AJ cross (with respect to artemisinin, or artesunate), and genome re-sequencing of AS-ATN to confirm that there was no other mutation on chr02.
