The phrase "alter for each" is correct and usable in written English.
It can be used when discussing modifications or changes that need to be made individually for each item in a set or group.
Example: "You will need to alter for each entry in the database to ensure accuracy."
Alternatives: "modify for each" or "change for each".
Different times of deposition were followed for each foil so that there were two variables that were altered for each system-time of deposition and type of metal foil.
The weights applied to the model were altered for each trait to achieve the desired, or close to the desired, gain for the suite of traits under selection (i.e., they are considered technical weights).
Known as "revamp puppets" or "revamps", these puppets appeared on an episode-by-episode basis, cosmetically altered for each role in aspects such as hairstyle and hair colour.
Search terms were altered for each database according to its method of subheading mapping.
Health state rewards and transition probabilities can be altered for each cycle patients spend in the tunnel state [ 16].
Order of movements will be altered for each session randomly to maximise neuromuscular stimulation and prevent staleness as well as to maintain subjects' interest.
To maximize the success of the splining process, the model and fitting parameters often must be altered for each batch of wings according to species or lighting conditions.
These matrix-based methodologies are useful for several mosquito and insect populations but must be specifically tailored and altered for each laboratory based on the potential contaminants available at any given time.
We determined if a mRNA altered for each patient by computing the expression ratios of each patient, and only those genes showing alterations in most (based on different cut-offs of median ratio of paired samples) patients were considered to be altered.
