LOINCActiveBoth

LOINC Code 5652-3: Formaldehyde (Bld) [Mass/Vol]

5652-3 is a LOINC code used to identify Formaldehyde (Bld) [Mass/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 Formaldehyde. It is commonly used with the system or sample type Bld.

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 Formaldehyde. It is commonly used with the system or sample type Bld.

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

  • Formaldehyde [Mass/volume] in Blood
  • Formaldehyde
  • Blood; DRUG/TOXICOLOGY; Drugs; Formalin; k80; Level; Mass concentration; Point in time; QNT; Quan; Quant; Quantitative; Random; WB; Whole blood

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

Formaldehyde (Bld) [Mass/Vol]Formaldehyde [Mass/volume] in BloodFormaldehyde Bld-mCncFormaldehydeDRUG/TOXFormaldehyde, BloodMCnc

Frequently asked questions

Code details

Code5652-3
SystemLOINC
Display nameFormaldehyde (Bld) [Mass/Vol]
DescriptionFormaldehyde
Short nameFormaldehyde Bld-mCnc
ComponentFormaldehyde
PropertyMCnc
TimingPt
System (specimen)Bld
ScaleQn
ClassDRUG/TOX
Example unitsmg/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.42

Consumer names

Formaldehyde, Blood

Part names

FormaldehydeMCncPtBldQnMass ConcentrationPoint in time (spot)Blood

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 5652-3 | HealthAssure