The phrase "a pool of five" is correct and usable in written English.
It can be used to refer to a selection or group of five items, people, or options from which choices can be made.
Example: "In our study, we selected a pool of five participants to represent diverse perspectives."
Alternatives: "a group of five" or "a selection of five".
A further two cotton swabs were placed in test tubes containing virus transport medium, one in an individual tube (single sample) and the other as a pool of five samples from different birds in the same tube (pooled sample).
Last year, the board handpicked her from a pool of five finalists to succeed the outgoing superintendent.
The Astros must be made whole, possibly by selecting one or two players from a pool of five on the Cardinals 40-man roster.
The activity of the biocontroller was analyzed during three weeks of storage at 4 °C by the plate antagonism test against a pool of five strains of L. monocytogenes.
Mr. Kerry's huge victories are attributable to voters' anxieties about their own economic futures and, once again, an intense desire to defeat Mr. Bush, according to the polls of voters that were conducted in each state by Edison Media Research and Mitofsky International for a pool of five television networks and The Associated Press.
The amount of Na+ and K+ in the shoot was measured from 100 mg ground tissue taken from a pool of five plants per line.
CAV1 was depleted using a pool of three target-specific 20 25 nt siRNA (Santa Cruz Biotechnology).
"Suddenly you're part of a pool of seven other units," says Mr Kanwar.
The entire press corps would be represented by a pool of twelve people chosen by the Administration.
According to Coach Rex Ryan, such players are rare, if not limited to a pool of one.
The winning team, chosen from a pool of seven Berkeley competitors, included Leslie Chen, BS 12; Zahin Ali, BS 11 (Industrial Engineering and Operations Research); and Cecilia Xia, BA 12 (Political Economy).
