"ensure its accuracy" is correct and perfectly usable in written English.
You can use it when you want to emphasize the importance of making sure something is accurate. For example, "It is important to triple-check all of the documents before submitting them, to ensure its accuracy."
In order to ensure its accuracy and reliable amplification, it is very important to optimize the reaction temperature.
Moreover, procedures are not fully standardized for measurements across different QUS devices, which have urged the need of validating each device to ensure its accuracy and precision before introducing it to the population of interest.
Since on the basis of these data many critical decisions are taken, it is therefore necessary to absolutely ensure its accuracy, correctness and integrity before any processing starts.
I scrutinized it and asked a multitude of questions to ensure its accuracy.
WASHINGTON Coloradodo election officials said Thursday that they would review the way the state removed voters from the rolls and in the meantime encouraged voters to check their registration information to ensure its accuracy.
This article focuses on how to ensure its accuracy, stability and efficiency.
Second, we developed and validated a successful PCR-clamping method, which ensures its accuracy and reproducibility in the detection of low-frequency mutations.
In addition, the woman might not know her family cancer history details and gathering the relevant data and ensuring its accuracy might involve other family members, a process that can be time consuming.
These methods aim to design a surface profile with minimum or zero root-mean-square (rms) error to ensure its surface accuracy.
We used projected contours and color-coded difference of the scanned and real DEM [22, Chapter 4] while building the model to ensure its sufficient accuracy.
