LOINCActiveBoth

LOINC Code 47712-5: Nitrogen Ql (Sweat)

47712-5 is a LOINC code used to identify Nitrogen Ql (Sweat) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Nitrogen. It is commonly used with the system or sample type Sweat.

Reviewed by HealthAssure Clinical TeamUpdated 25 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Nitrogen. It is commonly used with the system or sample type Sweat.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Both

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Nitrogen [Presence] in Sweat
  • Nitrogen
  • Chemistry; N; N2; Nit; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; SWT

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Nitrogen Ql (Sweat)Nitrogen [Presence] in SweatN2 Sweat QlNitrogenCHEMNitrogen, SweatPrThr

Frequently asked questions

Code details

Code47712-5
SystemLOINC
Display nameNitrogen Ql (Sweat)
DescriptionNitrogen
Short nameN2 Sweat Ql
ComponentNitrogen
PropertyPrThr
TimingPt
System (specimen)Sweat
ScaleOrd
ClassCHEM
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.56

Consumer names

Nitrogen, Sweat

Part names

NitrogenPrThrPtSweatOrdPresence or ThresholdPoint in time (spot)

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 47712-5 | HealthAssure