The phrase "a calculated amount" is correct and usable in written English.
It can be used when referring to a specific quantity that has been determined through careful consideration or analysis.
Example: "The budget for the project includes a calculated amount for unexpected expenses to ensure we stay on track."
Alternatives: "an estimated figure" or "a determined quantity".
"You have boxes that get smaller by a calculated amount.
These silos were "hardened" to resist a calculated amount of blast and shock from a nuclear detonation.
Only later was it boiled in loose grain form with a calculated amount of water to produce the "dry" dietary mainstay that so many people consume today.
Such nicotine is more popularly, but incorrectly, known as free-base nicotine ("FBN") as it is a calculated amount as opposed to a real chemical species in the STP.
The second case deals with a sample prepared by ion exchange of NaA zeolite by means of a calculated amount of ferrous ions followed by reduction under an excess of sodium vapor at 573 K.
We have demonstrated that a mathematically definable level of 131I-MIBG can be added to 90Y-DOTATOC by reducing the maximum administered activity of 90Y-DOTATOC by a calculated amount yielding in most cases a substantial increase in delivered tumor dose while remaining within specified dose limits for bone marrow and kidneys.
He had started his comedy career at university and, before every gig, he would have to glug down a carefully calculated amount of alcohol.
The resulting solution was applied to a precisely calculated amount of Neusilin US2 (carrier) and coated with Aerosil 200 (coating material) to obtain a dry powder with sufficient flow properties for further processing.
In a separate beaker, calculated amount of a proper functional monomer was mixed with ethanol (3 mL) and ammonium fluoride (1.9 mL of 1 % aqueous solution), acting as a catalyst role.
A postvoid residual was then calculated (amount voided minus amount inserted).
Calculated amount always increases with the bands' number in a forth power relation [27].
