LOINCActiveBoth

LOINC Code 38611-0: Methyl isobutyl ketone (Air) [Mass/Vol]

38611-0 is a LOINC code used to identify Methyl isobutyl ketone (Air) [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 Methyl isobutyl ketone. It is commonly used with the system or sample type Air.

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 Methyl isobutyl ketone. It is commonly used with the system or sample type Air.

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

  • Methyl isobutyl ketone [Mass/volume] in Air
  • Methyl isobutyl ketone
  • 2-methyl-4-pentanone; 2-methylpropyl methyl ketone; 4-methyl-2-oxopentane; 4-methyl-2-pentanone; DRUG/TOXICOLOGY; Drugs; Isobutyl methyl ketone; Isopropyl acetone; Level; Mass concentration; MIBK; MIK; Point in time; QNT; Quan; Quant; Quantitative; Random

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

Methyl isobutyl ketone (Air) [Mass/Vol]Methyl isobutyl ketone [Mass/volume] in AirMIBK Air-mCncMethyl isobutyl ketoneDRUG/TOXMethyl isobutyl ketone, AirMCnc

Frequently asked questions

Code details

Code38611-0
SystemLOINC
Display nameMethyl isobutyl ketone (Air) [Mass/Vol]
DescriptionMethyl isobutyl ketone
Short nameMIBK Air-mCnc
ComponentMethyl isobutyl ketone
PropertyMCnc
TimingPt
System (specimen)Air
ScaleQn
ClassDRUG/TOX
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.14
Last changed2.34

Consumer names

Methyl isobutyl ketone, Air

Part names

Methyl isobutyl ketoneMCncPtAirQnMass ConcentrationPoint 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.