STP
1
5.5
- noun
- Specialized
- In physics, calculations of gas behavior are typically made at STP, meaning standard temperature and pressure.
- the use of STP
Examples
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At concentrations close to those reported in STP effluent, gemfibrozil lowers the blood levels of testosterone in fish.
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Gemfibrozil (cholesterol and triglycerides lowering drug) often appears in the effluent from STPs.
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The non-selective beta-blocking agent propranolol was found to cause a significant decrease in egg production in medaka fish at a concentration close to that demonstrated in the sewage treatment plants (STP) effluents.
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In chemistry, STP refers to conditions of 0°C and 1 atmosphere of pressure, which are standard for experiments.
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To ensure accurate measurements, scientists often conduct experiments under STP conditions.
Synonyms
A common lab condition that uses 0°C and normal air pressure
Surface Forms
Etymology
STP stands for standard temperature and pressure, a fixed set of conditions ('0°C and 1 atmosphere') that scientists use so gas measurements mean the same thing. So STP is like saying 'same rules' for experiments, which is why results taken at STP are easy to compare.