The phrase "a set of flasks" is correct and usable in written English.
It can be used when referring to multiple flasks that are grouped together, often in a scientific or laboratory context.
Example: "The chemist carefully arranged a set of flasks on the lab bench, each containing a different solution."
Alternatives: "a collection of flasks" or "a group of flasks."
By adding chemical reagents to the list of possible inks, he showed in April this year that a 3D printer could be used to print a set of reaction flasks and linking tubes out of bathroom sealant, and in the walls of these flasks he printed catalysts and sensors.
Adsorption tests were performed in a set of Erlenmeyer flasks (250 mL) where 100 mL of TZ solutions with initial concentrations of 25 100 mg/L were placed in these flasks.
A set of uninoculated flasks containing only pyrene served as the abiotic control to determine the PAH loss, if any.
To determine the reaction kinetics, absorption studies were performed in a set of conical flasks (250 mL) where 50 mL of red RL solutions with initial concentration of 50 mg/L were placed in these flasks.
Adsorption equilibrium isotherms were performed in a set of Erlenmeyer flasks (250 ml) where 200 mL solutions of MB dye with different initial concentrations (100, 150, 200, 250, 300 and 350 mg/L) were placed in these flasks.
To estimate the cyanide content, a set of three culture flasks were removed at each time point and centrifuged to pellet out the cells.
To a set of 10 mL volumetric flasks, aliquot volumes containing the drug were quantitatively transferred to obtain final concentrations of 2-24 μg/mL of SER.
To a set of 10-mL volumetric flasks, aliquot volumes containing the drug in the working concentration range of 1.0-20.0 μg/mL were quantitatively transferred.
To a set of 10 mL volumetric flasks, appropriate aliquots of the standard working solution were transferred, to obtain concentrations in the range (2-25 μg mL-1).
