"subject to quality" is a correct phrase in written English.
It's most commonly used to suggest that something can only be accepted if it meets certain standards of quality. For example: "We will only accept orders that are subject to quality assurance checks."
Actually, ethics has become compulsory and subject to quality control.
Large software projects are subject to quality risks of having defective modules that will cause failures during the software execution.
All studies published between 2006 and 2012 that met specific inclusion/exclusion criteria were subject to quality appraisal.
Data input on the construction of the accounts and their related metadata are subject to quality measures.
The city argues that its supplies could be threatened if silt-laden water was subject to quality tests as it moved through tunnels en route to city taps.
Despite evidence reporting a powerful effect on patients' decisions, decision aids are not subject to quality control, leading to potentially enormous ethical implications.
Others said Japan should focus exclusively on high-end, high-profit products, like robots and fuel cells, rather than mass-produced goods subject to quality-control issues.
This paper studies the generalized hop-constrained minimum spanning tree problem (GHMSTP) which has applications in backbone network design subject to quality-of-service constraints that restrict the maximum number of intermediate routers along each communication path.
Raw reads were subject to quality-based trimming of base calls with Phred quality <26 and reads were removed if more than three low-quality base calls were present in the 28 nt 5' seed region.
Single reads of 75 nucleotides were obtained, and raw reads were subject to quality-filtered using the standard Illumina process and analyzed using FASTQC tool [ 18].
Compounds were subjected to quality control (QC) analysis and their activity was confirmed using our initial screening assay.
