The phrase "a suitable proportion of" is correct and usable in written English.
It can be used when discussing an appropriate amount or ratio of something in a specific context, such as in research, cooking, or resource allocation.
Example: "In order to achieve the desired flavor, it is essential to use a suitable proportion of spices in the recipe."
Alternatives: "an appropriate amount of" or "a proper ratio of".
It was demonstrated that textural PAC properties such as microporosity could be properly tuned, resulting in a suitable proportion of micro- and mesoporosity by using different doping anions.
The effects of the content of graphene on the structure of MoSe2-graphene composites are investigated and the results indicate a suitable proportion of MoSe2 and graphene (7:1) is more beneficial to the charge transport and ion transfer owing to formation of unique porous layered structure.
The ideal approach is to estimate the dose for a suitable proportion of the targeted population using a biologically related measure that correlates highly with dose and to compare the measurements made by the primary approach with estimates of doses made by other means (Simon et al. 2010a).
To establish the suitable proportion of RHA for the partial replacement of cement, concrete mixtures with 0 30% RHA were produced and their mechanical properties were determined.
According to the treatise, one's health is determined by four humors of blood, yellow bile, black bile and phlegm, the suitable proportion of which maintains the health.
Culture media for fungal strains were prepared by mixing suitable proportions of potato extract, dextrose and agar powder.
With a suitable mix proportion, even with 80% of the binder replaced by fly ash, the compressive strength of the mortar and concrete can reach over 40 MPa at 7-day age, and over 60 MPa at 28-day age.
Experimental tests for the variation of mix proportion were carried out to determine the suitable proportion to achieve the required properties of lightweight concrete, which are: low dry density and acceptable compressive strength.
Now-a-days, bricks are mostly made of clay and sand mixed in suitable proportion, to which binder is added.
Solvent system used throughout experimental work for running TLC was ethyl acetate and hexane mixture (in suitable proportion) in order to monitor the progress of reactions.
Hybrid fluids are engineered by mixing of different nanoparticles in suitable proportion with conventional fluid, in order to achieve desired thermo physical parameters.
