<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31344808</termId><termName>ammonium chloride</termName><termType>PT</termType><termNote><![CDATA[ White crystalline powder used in electric batteries, in printing, as a soldering flux, and in making other compounds. ]]></termNote><termCreatedDate>2026-03-30 20:33:00</termCreatedDate><relation><relationType>UF</relationType><termId>31344809</termId><termName>chloride, ammonium</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31344810</termId><termName>sal ammoniac</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31320494</termId><termName>salt</termName><termType>PT</termType></relation></term>  </Zthes>