The phrase 'desirable condition' is a correct and usable phrase in written English.
You can use it when referring to a state of affairs that is preferred or preferable to another. For example: "The country is working hard to achieve a desirable condition of economic stability."
"Indeed, he thought poorly of happiness and of people who claimed to be happy or desired happiness above other gratifications in life... seriousness was the desirable condition of man".
We wander the streets of our cities, accepting the presence of their decay only as a desirable condition of their even more desirable "renewal".
He quickly turned his exile into a desirable condition — a version of the ancient Horatian ideal of escape from the corrupting city into a small enclosed country house.
Your 'scope is caught between freedom's call and the equally desirable condition of co-dependence (a Mars-Jupiter opposition, in short).
Yet, whenever a Conservative politician gushes about risk, one is reminded of Nye Bevan's retort: "The assertion of anti-socialists that private economic adventure is a desirable condition stamps them out as profoundly unscientific.
It is, rather, a desirable condition that requires nurturing, preparation, investment and logistical planning.
The obtained values of desirability showed that the estimated function may represent the experimental model and desirable conditions.
With desirable conditions one can achieve spontaneous ignition of the fuel with distributed combustion reactions.
The goal is to quantify for entrepreneurs and investors the often-qualified information about dynamic economies and what they would consider desirable conditions for business.
The most widespread classes of hydrokinetic turbines are discussed in detail with respect to their benefits, drawbacks and desirable conditions for applications.
Specifically, for connectivity, inequality, and thresholds, geomorphologists can identify the existence and characteristics of these phenomena, quantify and predict changes resulting from past or future human manipulations, and recommend actions to restore desirable conditions or prevent development of undesirable conditions.
