HL7 Terminology
2.1.0 - Publication

This page is part of the HL7 Terminology (v2.1.0: Release) based on FHIR R4. The current version which supercedes this version is 5.2.0. For a full list of available versions, see the Directory of published versions

CodeSystem: additivePreservative


Defining URL:http://terminology.hl7.org/CodeSystem/v2-0371
Status:Active as of 2019-12-01

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.

Publisher:HL7, Inc
Committee:Orders and Observations

Copyright HL7. Licensed under creative commons public domain

Content:Complete: All the concepts defined by the code system are included in the code system resource
OID:2.16.840.1.113883.18.229 (for OID based terminology systems)
Value Set:http://terminology.hl7.org/ValueSet/v2-0371 ( is the value set for all codes in this code system)
Source Resource:XML / JSON / Turtle

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


statushttp://terminology.hl7.org/CodeSystem/utg-concept-properties#statusStatus of the conceptcode
deprecatedhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecatedVersion of HL7 in which the code was deprecatedcode
v2-concCommenthttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concCommentV2 Concept Commentstring
v2-concCommentAsPubhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-concCommentAsPubV2 Concept Comment As Publishedstring

This code system http://terminology.hl7.org/CodeSystem/v2-0371 defines the following codes:

CodeDisplayDefinitionV2 Concept CommentV2 Concept Comment As Published
F10 10% Formalin10% FormalinTissue preservativeTissue preservative
C32 3.2% Citrate3.2% CitrateBlue top tubeBlue top tube
C38 3.8% Citrate3.8% CitrateBlue top tubeBlue top tube
HCL6 6N HCL6N HCL24 HR Urine Additive24 HR Urine Additive
ACDA ACD Solution AACD Solution AYellow top tubeYellow top tube
ACDB ACD Solution BACD Solution BYellow top tubeYellow top tube
ACET Acetic AcidAcetic AcidUrine preservativeUrine preservative
AMIES Amies transport mediumAmies transport mediumProtozoaProtozoa
HEPA Ammonium heparinAmmonium heparinGreen top tubeGreen top tube
BACTM Bacterial Transport mediumBacterial Transport mediumMicrobiological cultureMicrobiological culture
BOR Borate Boric AcidBorate Boric Acid24HR Urine Additive24HR Urine Additive
BOUIN Bouin's solutionBouin's solutionTissueTissue
BF10 Buffered 10% formalinBuffered 10% formalinTissueTissue
WEST Buffered Citrate (Westergren Sedimentation Rate)Buffered Citrate (Westergren Sedimentation Rate)Black top tubeBlack top tube
BSKM Buffered skim milkBuffered skim milkViral isolationViral isolation
CARS Carson's Modified 10% formalinCarson's Modified 10% formalinTissueTissue
CARY Cary Blair MediumCary Blair MediumStool CulturesStool Cultures
CHLTM Chlamydia transport mediumChlamydia transport mediumChlamydia cultureChlamydia culture
CTAD CTAD (this should be spelled out if not universally understood)CTAD (this should be spelled out if not universally understood)Blue top tubeBlue top tube
ENT Enteric bacteria transport mediumEnteric bacteria transport mediumBacterial cultureBacterial culture
ENT+ Enteric plusEnteric plusStool CulturesStool Cultures
JKM Jones Kendrick MediumJones Kendrick MediumBordetella pertussisBordetella pertussis
KARN Karnovsky's fixativeKarnovsky's fixativeTissueTissue
LIA Lithium iodoacetateLithium iodoacetateGray top tubeGray top tube
HEPL Lithium/Li HeparinLithium/Li HeparinGreen top tubeGreen top tube
M4 M4M4Microbiological cultureMicrobiological culture
M4RT M4-RTM4-RTMicrobiological cultureMicrobiological culture
M5 M5M5Microbiological cultureMicrobiological culture
MICHTM Michel's transport mediumMichel's transport mediumIF testsIF tests
MMDTM MMD transport mediumMMD transport mediumImmunofluorescenceImmunofluorescence
HNO3 Nitric AcidNitric AcidUrineUrine
NONE NoneNoneRed or Pink top tubeRed or Pink top tube
PAGE Pages's SalinePages's SalineAcanthaoembaAcanthaoemba
PHENOL PhenolPhenol24 Hr Urine Additive24 Hr Urine Additive
KOX Potassium OxalatePotassium OxalateGray top tubeGray top tube
EDTK Potassium/K EDTAPotassium/K EDTADeprecated. Replaced by EDTK15 and EDTK75Deprecated. Replaced by EDTK15 and EDTK75
EDTK15 Potassium/K EDTA 15%Potassium/K EDTA 15%Purple top tubePurple top tube
EDTK75 Potassium/K EDTA 7.5%Potassium/K EDTA 7.5%Purple top tubePurple top tube
PVA PVA (polyvinylalcohol)PVA (polyvinylalcohol)O&PO&P
RLM Reagan Lowe MediumReagan Lowe MediumBordetella pertussis culturesBordetella pertussis cultures
SST Serum Separator Tube (Polymer Gel)Serum Separator Tube (Polymer Gel)'Tiger' Top tube'Tiger' Top tube
SILICA Siliceous earth, 12 mgSiliceous earth, 12 mgGray top tubeGray top tube
NAF Sodium FluorideSodium FluorideGray top tubeGray top tube
FL100 Sodium Fluoride, 100mgSodium Fluoride, 100mgUrineUrine
FL10 Sodium Fluoride, 10mgSodium Fluoride, 10mgUrineUrine
NAPS Sodium polyanethol sulfonate 0.35% in 0.85% sodium chlorideSodium polyanethol sulfonate 0.35% in 0.85% sodium chlorideYellow (Blood Culture)Yellow (Blood Culture)
HEPN Sodium/Na HeparinSodium/Na HeparinGreen top tubeGreen top tube
EDTN Sodium/Na EDTASodium/Na EDTADark Blue top tubeDark Blue top tube
SPS SPS(this should be spelled out if not universally understood)SPS(this should be spelled out if not universally understood)Anticoagulant w/o bacteriocidal propertiesAnticoagulant w/o bacteriocidal properties
STUTM Stuart transport mediumStuart transport mediumBacterial cultureBacterial culture
THROM ThrombinThrombinOrange or Grey/Yellow (STAT Chem)Orange or Grey/Yellow (STAT Chem)
FDP Thrombin NIH; soybean trypsin inhibitor (Fibrin Degradation Products)Thrombin NIH; soybean trypsin inhibitor (Fibrin Degradation Products)Dark Blue top tubeDark Blue top tube
THYMOL ThymolThymol24 Hr Urine Additive24 Hr Urine Additive
THYO Thyoglycollate brothThyoglycollate brothBacterial IsolationBacterial Isolation
TOLU TolueneToluene24 Hr Urine Additive24 Hr Urine Additive
URETM Ureaplasma transport mediumUreaplasma transport mediumUreaplasma cultureUreaplasma culture
VIRTM Viral Transport mediumViral Transport mediumVirus culturesVirus cultures


2020-05-06reviseTed KleinVocabulary WGMigrated to the UTG maintenance environment and publishing tooling.