<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31410779</termId><termName>isopropyl alcohol</termName><termType>PT</termType><termNote><![CDATA[ Common liquid secondary alcohol, and the first commercial synthetic alcohol. Synthesized by the hydration of propylene. Frequently used as an antiseptic, and in cosmetics. In industry it is used as a solvent and to produce acetone. ]]></termNote><termCreatedDate>2026-03-30 20:50:27</termCreatedDate><relation><relationType>UF</relationType><termId>31410780</termId><termName>alcohol, isopropyl</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31410781</termId><termName>isopropanol</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31373539</termId><termName>alcohol</termName><termType>PT</termType></relation></term>  </Zthes>