<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31444182</termId><termName>argentometers</termName><termType>PT</termType><termNote><![CDATA[ Instruments that measure the amount of silver salt in a solution by means of finding the specific gravity or by photoelectrics. ]]></termNote><termCreatedDate>2026-03-30 20:55:28</termCreatedDate><relation><relationType>UF</relationType><termId>31444183</termId><termName>argentometer</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31398252</termId><termName>hydrometers</termName><termType>PT</termType></relation></term>  </Zthes>