LOINCActiveObservation

LOINC Code 72720-6: Base excess.100% oxygenated standard Calc (BldC) [Moles/Vol]

72720-6 is a LOINC code used to identify Base excess.100% oxygenated standard Calc (BldC) [Moles/Vol] 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 Base excess.100% oxygenated^^standard. It is commonly used with the system or sample type BldC.

Reviewed by HealthAssure Clinical TeamUpdated 21 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 Base excess.100% oxygenated^^standard. It is commonly used with the system or sample type BldC.

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: Observation
  • Method: Calculated

What it does not mean

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

Key facts

  • Base excess.100% oxygenated [Moles/volume] standard in Capillary blood by calculation
  • Base excess.100% oxygenated^^standard
  • Base excess of fully oxygenated capillary blood.
  • Base ex; Base ex.oxy; BE; Blood - capillary; BSE; Calc; Calculation; Cap bld; Cap blood; Capillary bld; Capillary blood; Chemistry; EXS; Finger stick; Level; Lung; Point in time; Pulmonary; Pulmonology; QNT; Quan; Quant; Quantitative; Random; Respiratory; SBE; std; Substance Concentration

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

Base excess.100% oxygenated standard Calc (BldC) [Moles/Vol]Base excess.100% oxygenated [Moles/volume] standard in Capillary blood by calculationBase ex.oxy std BldC Calc-sCncBase excess.100% oxygenated^^standardCHEMBase excess.100% oxygenated Standard, BloodSCnc

Frequently asked questions

Code details

Code72720-6
SystemLOINC
Display nameBase excess.100% oxygenated standard Calc (BldC) [Moles/Vol]
DescriptionBase excess.100% oxygenated^^standard
Short nameBase ex.oxy std BldC Calc-sCnc
ComponentBase excess.100% oxygenated^^standard
PropertySCnc
TimingPt
System (specimen)BldC
ScaleQn
MethodCalculated
ClassCHEM
Example unitsmmol/L
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.42
Last changed2.44

Consumer names

Base excess.100% oxygenated Standard, Blood

Part names

Base excess.100% oxygenated^^standardSCncPtBldCQnCalculatedSubstance ConcentrationPoint in time (spot)Blood capillary

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 72720-6 | HealthAssure