9348-4

LOINC Code


LOINC code9348-4
name
statusACTIVE

Fully-Specified Name

componentpH.free acid
propertyLsCnc  =  Log Substance Concentration
timePt  =  Point in time:  To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
systemGast fld  =  Gastric fluid/contents
scaleSemiQn
method

Additional Names

short nameAcd; Acids; Chemistry; FR; GAST; Gastric contents; Gastric fluid; Log molar concentration; Non-protein bound; pH Free Ac; Point in time; Random; SmQn

Basic Attributes

classCHEM
type1  Laboratory
order vs. observationpH Free Ac Gast
example UCUM unitspH
The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org)

History/Usage

first released
last updated2.75
last change typeMAJ  - change to name field other than Component;
change reason[pH]

Related Names



Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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