<?xml version=“1.0” encoding=“UTF-8”?> <Substance xmlns=“hl7.org/fhir”>
<id value="f204"/> <meta> <security> <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/> <code value="HTEST"/> <display value="test health data"/> </security> </meta> <identifier> <system value="http://acme.org/identifiers/substances"/> <value value="15970"/> </identifier> <category> <coding> <system value="http://terminology.hl7.org/CodeSystem/substance-category"/> <code value="chemical"/> <display value="Chemical"/> </coding> </category> <code> <coding> <system value="http://snomed.info/sct"/> <code value="333346007"/> <display value="Silver nitrate 20% solution (product)"/> </coding> </code> <description value="Solution for silver nitrate stain"/> <instance> <identifier> <system value="http://acme.org/identifiers/substances/lot"/> <value value="AB94687"/> </identifier> <expiry value="2018-01-01"/> <quantity> <value value="100"/> <unit value="mL"/> <system value="http://unitsofmeasure.org"/> <code value="mL"/> </quantity> </instance>
</Substance>