Words similar to per

Example sentences for: per

How can you use “per” in a sentence? Here are some example sentences to help you improve your vocabulary:

Using phosphohistone as substrate, the native Pf enzyme exhibited a specific activity of 210 ± 20 nmoles of 32P per minute per mg enzyme, which is comparable to that of the recombinant enzyme.
In this section we examine the impact of changes in postal density and volume per address on the average cost in each country.
Defining regular NSAID use as use for at least four days per week for at least three months, initiated at least one year before hospital admission, they found a slight negative association between NSAID use and risk of pancreatic cancer (continual vs. never users OR = 0.8, 95% CI 0.5-1.
Samples of renal cortex from S and SD rats on the 0.3% and 8.0% NaCl diets for 7 and 21 days were diced into small pieces and chilled in 3 ml of ice cold RIPA buffer per gram of tissue, then homogenized (Omni-Mixer 17105; Omni, Waterbury, CT) in standard fashion.
On the other hand, a direct comparison of rural to city residential delivery reveals that rural carrier time per possible delivery is only ten percent greater than city residential route delivery time.