Substance rate ratio (subst.rate ratio)
Abbreviation |
subst.rate ratio | ||
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Definition in words |
Substance rate of component F divided by substance rate of component G in system 1 Note 1: Component F ≠ Component G (≠ = “not equal to”) Note 2: Component F ∉ Component G (∉ = “is not an element of”) Note 3: The quotient of substance rate of component F and substance rate of component G is denoted “substance rate ratio of component B” |
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Definition by equation |
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Systematic terms
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Substance rate ratio of component B in system 1 | ||
Result type |
Rational scale |
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Numerical values from 0-∞ |
Unit |
10-6, 10-3, 1 (one), 103, 106, etc. Unit, one (1) is omitted in the NPU syntax |
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Reference |
Ferard G, Dybkaer R, Fuentes-Arderiu X. Compendium of Terminology and Nomenclature of Properties in Clinical Laboratory Sciences : Recommendations 2016. 1 ed: Royal Society of Chemistry; 2016. 182 p. doi:10.1039/9781782622451. |
Laboratory field |
Example |
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Clinical Chemistry |
Generic abbreviated form | NPU10002 Pt(U)—3-Methoxyadrenalinium/Creatininium; subst.rate ratio(proc.) = ? × 10-6 |
Full form with a result | NPU10002 Patient(Urine)—3-Methoxyadrenalinium/Creatininium; substance rate ratio(procedure) = 140 × 10-6 | |
Abbreviated form with a result | NPU10002 Pt(U)—3-Methoxyadrenalinium/Creatininium; subst.rate ratio(proc.) = 140 × 10-6 | |
Written expression | The substance rate ratio of 3-Methoxyadrenalinium/Creatininium of Mr. Smith, measured in urine, is [140] × 10-6. The measurement is performed according to a procedure defined by the laboratory. | |
Equation | ||
Reference |
NPU database, https://www.ifcc.org/ifcc-scientific-division/sd-committees/c-npu/npusearch/ and http://www.labterm.dk/default.aspx |
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Kind-of-property
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Nominal kind-of-property
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Kind-of-quantity
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Unitary kind-of-quantity
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Rational unitary kind-of-quantity
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Substance rate ratio
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Reference |
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Date | Term | Note |
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1996-01-01 | Substance rate ratio | Term established |
NPU term identifier |
QU50012 |