The phrase "amounts per unit" is correct and usable in written English.
It can be used when discussing quantities or measurements in relation to individual units of a product or item.
Example: "The recipe calls for 200 grams of flour, which is the amounts per unit needed for each serving."
Alternatives: "quantities per unit" or "measurements per unit".
Salt precipitation amount per unit area increases and then gradually becomes stable with the increase of soaking time.
As a result, the adsorbed amount per unit volume of silica gel in the adsorption dehumidification systems was increased and the quantity of regeneration heat needed was decreased.
It is often expressed in terms of either the concentration (amount per unit volume) of a product that is formed in a unit of time or the concentration of a reactant that is consumed in a unit of time.
Because all profit results from an "exploitation of labour," the rate of profit the amount per unit of total capital outlay depends largely on the number of workers employed.
Liver has little or no action in human secondary anaemias, but is effective in certain other anaemias which, like pernicious anaemia, are characterised by an increase in the amount of haemoglobin in each red blood cell although the total amount per unit volume of blood is diminished.
The electrochemical tests showed that the stack exhibited a high hydrogen production efficiency with a maximum current efficiency of 95.3% for hydrogen production and a hydrogen evolution amount per unit input electrical energy of 259.1 mL/W h at 0.2 C.
This fall in the Pb2+ adsorbed amount per unit mass of biosorbent is a usual manner which has also been reported by Acharya et al. (2009).
This study considered the first 5 min to be the initial infiltration time and the moment when the permeation amount per unit of time reached stabilization to be the steady infiltration time.
They appear to have the following characteristics: (1) the residual hydrocarbon amount per unit parent material in the source rocks (total organic carbon, TOC) is represented by S 1/TOC or "A /TOC (Dickey 1975; Hao et al. 1996; Durand 1988).
