<?xml version="1.0" encoding="UTF-8"?><CodeSystem xmlns="http://hl7.org/fhir"><id value="polymer-class"/><meta><lastUpdated value="2026-06-23T16:20:19.822+00:00"/></meta><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem polymer-class</b></p><a name="polymer-class"> </a><a name="hcpolymer-class"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/polymer-class</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">homopolymer<a name="polymer-class-homopolymer"> </a></td><td>Homopolymer</td><td>A polymer made up of a single type of monomer.</td></tr><tr><td style="white-space:nowrap">copolymer<a name="polymer-class-copolymer"> </a></td><td>Copolymer</td><td>A polymer made up of two or more different monomers.</td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="brr"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="informative"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"><valueInteger value="1"/></extension><url value="http://hl7.org/fhir/polymer-class"/><version value="6.0.0-ballot4"/><name value="PolymerClassExample"/><title value="Polymer Class"/><status value="active"/><experimental value="true"/><date value="2026-06-19"/><publisher value="HL7 (FHIR Project)"/><contact><telecom><system value="url"/><value value="http://hl7.org/fhir"/></telecom><telecom><system value="email"/><value value="fhir@lists.hl7.org"/></telecom></contact><description value="Overall type of the polymer e.g. homopolymer or copolymer."/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/polymer-class"/><content value="complete"/><concept><code value="homopolymer"/><display value="Homopolymer"/><definition value="A polymer made up of a single type of monomer."/></concept><concept><code value="copolymer"/><display value="Copolymer"/><definition value="A polymer made up of two or more different monomers."/></concept></CodeSystem>