Preferred Label : Calorie 20 Degrees Celsius;
NCIt synonyms : Calorie at 20 Degrees Celsius; Calorie 20 C;
NCIt related terms : calorie (20 oC); cal_[20];
NCIt definition : A non-SI unit of energy defined as the amount of heat required to raise the temperature
of one gram of pure water by one degree (from 19.5 to 20.5 C or from 292.65 to 293.65
K) under standard conditions with the specific heat of the water at 20 degrees Celsius
and the constant pressure of 101.325 kPa or one atm being defined as unity. A value
defined for the calorie at 20 degrees Celsius is 4.1819 J. According to the current
national standard in the United States (IEEE/ASTM SI 10TM 2002. American National
Standard for Use of the International System of Units (SI): The Modern Metric System,
New York: IEEE, 2002) the calorie in any form is not to be used. Joules should be
used instead.;
Codes from synonyms : 13035;
Origin ID : C68848;
UMLS CUI : C1552629;
Automatic exact mappings (from CISMeF team)
- Semantic type(s)
- concept_is_in_subset
