The phrase 'requested to identify' is correct and usable in written English.
You can use it when you want to express that someone has been asked to identify something or someone. For example, "The police officer requested the witness to identify the suspect."
The purchasing managers of those organizations were requested to identify the factors that were influencing the supplier selection.
However, despite the low particle concentration, chemical analysis are requested to identify particles and ensure their non-hazardousness towards the embroidery.
When customers sign-up or register, they are requested to identify themselves by holding up their driver license or passport to their cellphone or webcam to complete their registration and can minimize chargebacks.
In an effort to highlight factors which may affect future cloud migration decisions, participants were requested to identify practical challenges of lock-in they encountered when using cloud services.
Following history and examination, standard PA and lateral radiographs of the thumb should be requested to identify bony avulsion injuries, rule out other fractures and look for associated radiological signs of injury.
For this purpose, the participants were requested to identify a bottle containing phenyl-ethyl alcohol [99%, Fluka, Germany, 1∶200 (v/v) diluted in 1,2-propanediol] in a set of three bottles, with the remaining two bottles containing the same volume of solvent (two consecutive trials).
He did not respond to requests to identify those people.
Trump did not name the officer, and his campaign did not respond to a request to identify him.
Then I was presented with another image and another grid – also with a request to identify road signs.
He did not name the officer or elaborate on what this officer would do, and Trump's campaign did not respond to a request to identify him.
In southern Nevada, the making of public records requests to identify the biggest water hogs has become an annual media exercise.
