"established conditions" is a correct phrase that is widely used in written English.
It refers to a set of predetermined circumstances or existing factors that are already in place and cannot be changed. One example of using "established conditions" in a sentence is: We cannot deviate from our budget because of the established conditions set by our company's financial policies.
By process optimization, we established conditions for abundant polyol synthesis from low-value substrates.
The established conditions for sample digestion allowed a low residual carbon content.
In the general case, the authors in [31] have established conditions under which the cancellation scheme is effective.
Mäkeläinen et al. (1981), in their Theorem 2.1, have established conditions for existence and uniqueness of the MLEs.
An encouraging performance is apparent in reproducing the established conditions encountered in the region through comparisons against available data.
In all cases, the solution state was probed under previously established conditions ensuring that each protein is catalytically active.
Fernandes and Grammig [6] established conditions for the existence of higher-order moments, strict stationarity, geometric ergodicity and β-mixing property with exponential decay.
Partial 16S rDNAs (~640 bp) were amplified using actinomycete-specific primers Act-0235 (5′CGCGGCCTandAGCTTGTTG3′) and Act-0878 (5′CCGTACTCCCCAGGCGGGG3′) under previously established conditions (Stach et al. 2003).
They established conditions on data sufficient to preclude blow-up and to ensure that the solution and its spatial gradient decay exponentially for all (t>0).
and established conditions on nonlinearities sufficient to guarantee that u ( x, t ) exists for all time t > 0 or blows up at some finite time t ∗.
Under the established conditions, the content of soluble solids and curcumin in the extracts ranged from 0.8 to 3.4%, and from 0.1 to 1.8%, respectively.
