<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31437729</termId><termName>tin white</termName><termType>PT</termType><termNote><![CDATA[ Stannic oxide, used to produce an opaque white in ceramics. ]]></termNote><termCreatedDate>2026-03-30 20:58:00</termCreatedDate><relation><relationType>UF</relationType><termId>31437730</termId><termName>ceruse of tin</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31437731</termId><termName>tin, ceruse of</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31437732</termId><termName>white, tin</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31411086</termId><termName>opaque white pigment</termName><termType>PT</termType></relation></term>  </Zthes>