Substance content rate (subst.cont.rate) - Dynamic NPU Manual

Substance content rate (subst.cont.rate)

Synonym

Absolute pressure, total pressure (of gas mixture), volumic hydraulic energy, areic force

Abbreviation

Subst.cont.rate

Definition in words

Change of substance content of component B divided by time elapsed

Definition by equation

Systematic terms

Substance content rate of component B in system 1
Ratio scale
  • Value sets are positive numerical values
  • Algebraic operations are allowed (a=nb; a≠nb)
Numerical values from 0-∞

Unit

µmol/(kg s), mmol/(kg s) etc.

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

Examples

Molecular Biology and Genetics

Example 1
Generic abbreviated
NPU17787 Amf cell prot.—Copper uptake; subst.cont.rate(proc.) = ? µmol/(kg s)
Full result NPU17787 Amnion fluid cell protein—Copper uptake; substance content.rate(procedure) = 4 µmol/(kg s)
Abbreviated result NPU17787 Amf cell prot.—Copper uptake; subst.cont.rate(proc.) = 4 µmol/(kg s)
Written expression The substance content rate of Copper uptake of Mrs. Smith’s amnion cell fluid protein is [4] µmol/(kg s). The measurement is performed according to procedure defined by the laboratory.
Equation


Example 2
Generic abbreviated
NPU17788 Fibrobl. prot.—Copper uptake; subst.cont.rate(proc.) = ? µmol/(kg s)
Full result NPU17788 Fibrobl. prot.—Copper uptake; subst.cont.rate(proc.) = 1 µmol/(kg s)
Abbreviated result NPU17788 Fibrobl. prot.—Copper uptake; subst.cont.rate(proc.) = 1 µmol/(kg s)
Written expression The substance content rate of Copper uptake of Mrs. Smith’s fibroblast protein is [1] µmol/(kg s). The measurement is performed according to 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
  • Kind-of-property

    • Nominal kind-of-property

    • Kind-of-quantity

      • Unitary kind-of-quantity

        • Rational unitary kind-of-quantity

          • Substance content rate

Reference

  • Dybkaer R. Concept system on ‘quantity’: formation and terminology. Accredit Qual Assur. 2013;18(3):253-60.
  • Dybkaer R. ISO terminological analysis of the VIM3 concepts ‘quantity’ and ‘kind-of-quantity’. Metrologia. 2010;47(3):127-34.
Date Term Note
1996-01-01 Substance content rate Term established