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at a temperature of vs at temperature of

Both phrases are correct; however, they're used in different contexts. "At a temperature of" is the more common, natural way to express the idea of specifying a particular temperature. On the other hand, "at temperature of" can be used in technical or scientific contexts where brevity is preferred.
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Explained by Miss E.
Editor at TextRanch

Last updated: August 20, 2024

at a temperature of

This phrase is correct and commonly used in English.

This phrase is used to specify a particular temperature in a sentence. It is a common and natural way to convey this information.

Examples:

  • The water boils at a temperature of 100 degrees Celsius.
  • The experiment was conducted at a temperature of -20 degrees.
  • The food should be stored at a temperature of below 5 degrees Celsius.
  • The metal melts at a temperature of 1500 degrees Fahrenheit.
  • The vaccine needs to be kept at a temperature of between 2 to 8 degrees Celsius.
  • Pasteurisation is carried out at a temperature of 72 ºC for 20 seconds.
  • The sample unit(s) shall then be immediately immersed in the same conditions in water at a temperature of 25 ± 5 ºC.
  • Thermostat or other apparatus for keeping the flask at a temperature of 52 ± 2 ºC.
  • Measured at a temperature of 15 ºC.
  • The extrusion process takes place at a temperature of 150 ºC.
  • It is curdled at a temperature of approximately 30 ºC.
  • However, those sales descriptions shall only apply to products which remain solid at a temperature of 20 ºC and which are suitable for use as spreads.
  • Before each test the pieces or samples shall be stored for four hours at least at a temperature of 23 ± 2 oC.
  • Unless specific requirements are prescribed, liquids shall not completely fill a packaging at a temperature of 55 ºC.
  • The retroreflecting device shall be kept for 48 consecutive hours in a dry atmosphere at a temperature of 65 ± 2 ºC.
  • Chemical and physical in-use stability has been demonstrated for 3 hours at a temperature of 21 ºC.
  • In addition, the gas cylinder must be preconditioned for 24 hours at a temperature of 298 K (25 ºC) ± 5 K.
  • Extraction of phosphorus at a temperature of 65 ºC using a neutral ammonium citrate solution (pH 7,0) under specific conditions.
  • Extraction of phosphorus at a temperature of 65 ºC with an alkaline solution of ammonium citrate (Petermann) under specified conditions.
  • Heated FID analysers shall maintain all surfaces that are exposed to emissions at a temperature of 191 ± 11 ºC.
  • Return the sample to the water bath and leave at a temperature of 37 ºC for 15 minutes.
  • The sample should be conserved at a temperature of around 4ºC, in a cool box or refrigerator until arrival at the laboratory.
  • In the meantime, they are to be stored in the dark and at a temperature of 4ºC ± 3ºC.
  • If the bones were exposed to magnesium fire, which burned between 15 and 45 minutes, at a temperature of 500 degrees Celsius...
  • Certain hazardous wastes have to be incinerated at a temperature of 1100ºC to prevent the formation of dioxins.

Alternatives:

  • at the temperature of
  • at an exact temperature of
  • at a specific temperature of
  • at the specified temperature of
  • at a precise temperature of

at temperature of

This phrase is correct but less common in everyday English usage.

This phrase can be used in technical or scientific contexts where brevity is preferred. It may not sound as natural in general conversation.
  • The flow test must be carried out at an upstream air pressure of 200 kPa absolute, and at temperature of 15 ºC.
  • exposure of the material to a pH of more than 11 for more than 3 hours at temperature of more than 80ºC and subsequently by heat treatment at more than 140ºC for 30 minutes at more than 3.6 bar;
  • After the spraying the component is stored at temperature of 40 ºC and 90-95 per cent relative humidity for 168 hours.
  • exposure of the material to a pH of more than 11 for more than 3 hours at temperature of more than 80 ºC and subsequently by heat treatment at more than 140 ºC for 30 minutes at more than 3,6 bar; and
  • Dry the droplets at ambient temperatures or by warming at temperature of 40 to 45 ºC.
  • The test shall comprise of three phases B-D, if the fuel is at least at temperature of 20 ºC. Otherwise the test shall comprise four phases A-D.
  • 2*) The hides and skins herein described have been dried for 42 days at temperatures of at least 20 ºC.
  • The product has been shown to be stable to the pelleting process at temperatures of 75oC.
  • This is a crazy thing, this big drill rig wrapped in a blanket to keep everybody warm, drilling at temperatures of minus 40.
  • We believe that Amendment No 92 relating to Spiralis goes too far, since freezing or cooking at temperatures of above 65º will destroy any parasites.
  • Designates an ice wine made from grapes harvested manually in a frozen state at temperatures of less than or equal to -7 ºC.
  • At temperatures of - 30 to + 50 ºC an illuminating device must be capable of reaching the fully-open position within three seconds of initial operation of the control.
  • Explanation: new scientific information may make it necessary to dry the hops at temperatures of up to 65 ºC.
  • According to international standards provided by the World Organisation for Animal Health (OIE) and supported by risk analysis studies conducted in collaboration with the Avian Influenza Community Reference Laboratory these viruses are inactivated at temperatures of at least 60 ºC applied for 30 minutes.
  • Heat detectors shall be set so that with temperature increase rates of less than 1 ºC/min they respond at temperatures of between 54 ºC and 78 ºC.
  • The heart of a volcano... a fiery furnace... where rocks melt before your eyes at temperatures of a thousand degrees.
  • In order to produce DBM, magnesium carbonate has to be mined, crushed, sorted and then burned in a kiln at temperatures of 1500 to 2000 ºC.
  • In order to produce DBM, magnesium carbonate has to be mined, crushed, sorted and then burned in a kiln at temperatures of 1500 to 2000 ºC.
  • In order to produce magnesium oxide, magnesite has to be mined, crushed, sorted and then burned in a kiln at temperatures of 700 to 1000 ºC.
  • - pressurised hot water reservoirs, with a water/steam mixture at temperatures of up to 250oC or more (however, such high temperatures are of rare occurrence) which can be used to generate electricity or for heating.

Alternatives:

  • at temp of
  • at temp of
  • at T of
  • at T of
  • at temp

Related Comparisons

at cost of vs at the cost of at the duration of vs at duration of at a temperature of vs in a temperature of the time of vs at time of at surfaces of vs at surface of at cost of Muslim’s image vs at cost of

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