Examples of 'hours at a temperature' in a sentence

Meaning of "hours at a temperature"

hours at a temperature: The duration of time spent under specific heat conditions. This phrase is often used in scientific contexts to describe the exposure of materials or substances to certain temperatures for a period of time

How to use "hours at a temperature" in a sentence

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hours at a temperature
The reaction mixture is heated for 30 hours at a temperature in the region of reflux.
After 4 hours at a temperature close to 20 ° C., the black solution obtained is concentrated to dryness.
The reaction is terminated after approximately 18 hours at a temperature at which 45 % oxygen conversion is maintained.
After three hours at a temperature of 0°C, this solution was treated with water.
The abscisse represents the incubation time in hours at a temperature of 37 °C.
Five to eight hours at a temperature varying from 92 to 97 degrees and.
The corresponding medium was maintained in an agitated condition for 4 hours at a temperature of 60 ° C.
The reaction completes in 3 to 15 hours at a temperature range of 0°C to ambient temperature.
The resulting polymerisation mixture was left for a period of 5 hours at a temperature of 80°C.
Germinating the seeds for 12 hours at a temperature of 25 °C in distilled water.
The reaction medium was maintained in an agitated condition for 3 hours at a temperature of 90 ° C. ;.
Hydrogenolysis is continued for 2 hours at a temperature of about 20 ° C., under atmospheric pressure.
Then the resultant flocked polyurethane tube was dried for 6 hours at a temperature of 80°C.
Stirring is maintained for 2 hours at a temperature of 40 ° C., followed by a return to room temperature.
Stirring is then maintained for three and a half hours at a temperature of 90 ° C.
After stirring for 4 hours at a temperature of approximately 20 ° C., the mixture is filtered.
The next step is incubation under stirring for 5 hours at a temperature of 4 °C.
Stirring is applied for 5 hours at a temperature near 20 ° C. until a homogeneous mixture is obtained.
In one embodiment, the reaction is carried out for four hours at a temperature of about 20°C.
This process lasts about 10 hours at a temperature of 60ºC degrees, which is steam maintained.
The suspension was magnetically stirred for 3 hours at a temperature of 33°C.
The mixture is stirred for 5 hours at a temperature of approximately 20 ° C. then filtered on frit.
It is subsequently calcined in a stream of air for 4 hours at a temperature of 600°C.
This granulate was dried for 4 hours at a temperature of 120°C and subsequently injection-moulded.
The sections are then dried in an incubator for 2 hours at a temperature of 52 °C.
The mixture is stirred for 12 hours at a temperature in the vicinity of 20.
After a light wiping, the granules were dried in a ventilated oven for 24 hours at a temperature of 80 °C.
This mixture is left to swell for 2 hours at a temperature of 40 ° C., under a nitrogen atmosphere.
Chemical and physical in-use stability has been demonstrated for 3 hours at a temperature of 21 °C.
The duration of the treatment was 6 hours at a temperature of 131°C under continuous argon pressure.
After label application, the crates were stored for at least 24 hours at a temperature of 20°C.
The solid residue was dried for 3 hours at a temperature of about 150°C under vacuum conditions.
The particles are separated and dried under vacuum for 10 hours at a temperature of 353K.
The reaction is complete in about 1 to 2 hours at a temperature ranging from 0°C to ambient.
The hydrogen chloride is introduced over the course of 4 hours at a temperature of -10 ° C.
The mixture is stirred for 5 hours at a temperature of about 20°C.
This admixture stirred under an argon atmosphere for 16 hours at a temperature of 90°C.
Hydrogenation is continued for 17 hours at a temperature in the region of 20 ° C.
Shelf life after reconstitution according to directions, 2 hours at a temperature below 25 °C.
The suspension was stirred for 3 hours at a temperature of 0 °C to 5 °C and centrifuged.
After drying, heat treatment was applied consisting of heating for eight hours at a temperature of 450 ° C.
The solution obtained is stirred for 16 hours at a temperature of the order of 20 ° C. A product precipitates.
The granules were then calcined in the laboratory calcining furnace for 2 hours at a temperature of 500°C.
The mixture is heated for five hours at a temperature close to 80°C.
After padding, the fabric is rolled up and then stored for 12 hours at a temperature of 25°C.
The granulate obtained was desiccated for 12 hours at a temperature of 25°C in a current of dry air.
AJOVY may be stored unrefrigerated for up to 24 hours at a temperature up to 25°C.
The mixture was stirred for 2 hours at a temperature below 30°C.
The mixture was subsequently stirred for 4 hours at a temperature of 70°C.
The resulting mixture is stirred for 48 hours at a temperature of approximately 25°C.

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