HL7 v2.6 Vocabulary
0.1.0 - ci-build

HL7 v2.6 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v26/ and changes regularly. See the Directory of published versions

## CodeSystem: Additive/Preservative (2.6 - 2.0.0) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/additivePreservative | Version: 2.0.0
Active as of 2026-01-27 | Computable Name: AdditivePreservative
Other Identifiers: OID:2.16.840.1.113883.18.229
Copyright/Legal: HL7 Inc., 2026

HL7-defined code system of concepts specifying any additive introduced to the specimen before or at the time of collection. These additives may be introduced in order to preserve, maintain or enhance the particular nature or component of the specimen. Used in HL7 Version 2.x messaging in the SPM and SAC segments.

This Code system is referenced in the content logical definition of the following value sets:

- Hl7VSadditivePreservative

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
versionIntroduced | versionIntroduced | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced | string | version when was this code introduced
versionDeprecated | versionDeprecated | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated | string | version when was this code deprecated
status | status | http://hl7.org/fhir/concept-properties#status | code | A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment | comment | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment | string | A string that provides additional detail pertinent to the use or understanding of the concept
usage | usage | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage | string | usage notes for this code
modified | modified | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified | dateTime | date of last modification

Concepts

This case-sensitive code system `http://terminology.hl7.org/v2plusvocab/CodeSystem/additivePreservative` defines the following codes:

Code | Display | Definition | versionIntroduced
ACDA | ACD Solution A | ACD Solution A | 2.5
ACDB | ACD Solution B | ACD Solution B | 2.5
ACET | Acetic Acid | Acetic Acid | 2.5
AMIES | Amies transport medium | Amies transport medium | 2.5
BACTM | Bacterial Transport medium | Bacterial Transport medium | 2.5
BF10 | Buffered 10% formalin | Buffered 10% formalin | 2.5
BOR | Borate Boric Acid | Borate Boric Acid | 2.4
BOUIN | Bouin's solution | Bouin's solution | 2.5
BSKM | Buffered skim milk | Buffered skim milk | 2.5
C32 | 3.2% Citrate | 3.2% Citrate | 2.4
C38 | 3.8% Citrate | 3.8% Citrate | 2.4
CARS | Carson's Modified 10% formalin | Carson's Modified 10% formalin | 2.5
CARY | Cary Blair Medium | Cary Blair Medium | 2.5
CHLTM | Chlamydia transport medium | Chlamydia transport medium | 2.5
CTAD | CTAD (this should be spelled out if not universally understood) | CTAD (this should be spelled out if not universally understood) | 2.5
EDTK | Potassium/K EDTA | Potassium/K EDTA | 2.4
EDTK15 | Potassium/K EDTA 15% | Potassium/K EDTA 15% | 2.5
EDTK75 | Potassium/K EDTA 7.5% | Potassium/K EDTA 7.5% | 2.5
EDTN | Sodium/Na EDTA | Sodium/Na EDTA | 2.4
ENT | Enteric bacteria transport medium | Enteric bacteria transport medium | 2.5
ENT+ | Enteric plus | Enteric plus | 2.5
F10 | 10% Formalin | 10% Formalin | 2.5
FDP | Thrombin NIH; soybean trypsin inhibitor (Fibrin Degradation Products) | Thrombin NIH; soybean trypsin inhibitor (Fibrin Degradation Products) | 2.5
FL10 | Sodium Fluoride, 10mg | Sodium Fluoride, 10mg | 2.5
FL100 | Sodium Fluoride, 100mg | Sodium Fluoride, 100mg | 2.5
HCL6 | 6N HCL | 6N HCL | 2.4
HEPA | Ammonium heparin | Ammonium heparin | 2.5
HEPL | Lithium/Li Heparin | Lithium/Li Heparin | 2.4
HEPN | Sodium/Na Heparin | Sodium/Na Heparin | 2.4
HNO3 | Nitric Acid | Nitric Acid | 2.5
JKM | Jones Kendrick Medium | Jones Kendrick Medium | 2.5
KARN | Karnovsky's fixative | Karnovsky's fixative | 2.5
KOX | Potassium Oxalate | Potassium Oxalate | 2.5
LIA | Lithium iodoacetate | Lithium iodoacetate | 2.5
M4 | M4 | M4 | 2.5
M4RT | M4-RT | M4-RT | 2.5
M5 | M5 | M5 | 2.5
MICHTM | Michel's transport medium | Michel's transport medium | 2.5
MMDTM | MMD transport medium | MMD transport medium | 2.5
NAF | Sodium Fluoride | Sodium Fluoride | 2.5
NAPS | Sodium polyanethol sulfonate 0.35% in 0.85% sodium chloride | Sodium polyanethol sulfonate 0.35% in 0.85% sodium chloride | 2.5
NONE | None | None | 2.5
PAGE | Pages's Saline | Pages's Saline | 2.5
PHENOL | Phenol | Phenol | 2.5
PVA | PVA (polyvinylalcohol) | PVA (polyvinylalcohol) | 2.5
RLM | Reagan Lowe Medium | Reagan Lowe Medium | 2.5
SILICA | Siliceous earth, 12 mg | Siliceous earth, 12 mg | 2.5
SPS | SPS(this should be spelled out if not universally understood) | SPS(this should be spelled out if not universally understood) | 2.5
SST | Serum Separator Tube (Polymer Gel) | Serum Separator Tube (Polymer Gel) | 2.5
STUTM | Stuart transport medium | Stuart transport medium | 2.5
THROM | Thrombin | Thrombin | 2.5
THYMOL | Thymol | Thymol | 2.5
THYO | Thyoglycollate broth | Thyoglycollate broth | 2.5
TOLU | Toluene | Toluene | 2.5
URETM | Ureaplasma transport medium | Ureaplasma transport medium | 2.5
VIRTM | Viral Transport medium | Viral Transport medium | 2.5
WEST | Buffered Citrate (Westergren Sedimentation Rate) | Buffered Citrate (Westergren Sedimentation Rate) | 2.5