LOINCActiveBoth

LOINC Code 38689-6: Dimethyl sulfate (Air) [Mass/Vol]

38689-6 is a LOINC code used to identify Dimethyl sulfate (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 Dimethyl sulfate. It is commonly used with the system or sample type Air.

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 Dimethyl sulfate. 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

  • Dimethyl sulfate [Mass/volume] in Air
  • Dimethyl sulfate
  • Dimethyl monosulfate; DMS; DRUG/TOXICOLOGY; Drugs; Level; Mass concentration; Methyl sulfate; Point in time; QNT; Quan; Quant; Quantitative; Random; SO4; SO4-2; Sulf

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

Dimethyl sulfate (Air) [Mass/Vol]Dimethyl sulfate [Mass/volume] in AirDimethyl sulfate Air-mCncDimethyl sulfateDRUG/TOXDimethyl sulfate, AirMCnc

Frequently asked questions

Code details

Code38689-6
SystemLOINC
Display nameDimethyl sulfate (Air) [Mass/Vol]
DescriptionDimethyl sulfate
Short nameDimethyl sulfate Air-mCnc
ComponentDimethyl sulfate
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

Dimethyl sulfate, Air

Part names

Dimethyl sulfateMCncPtAirQnMass 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.

LOINC Code 38689-6 | HealthAssure