<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31461441</termId><termName>Seitz filters</termName><termType>PT</termType><termNote><![CDATA[ Filters that purify liquid specimens by passing the liquid through Seitz discs, composed of asbestos filters. ]]></termNote><termCreatedDate>2026-03-30 20:59:37</termCreatedDate><relation><relationType>UF</relationType><termId>31461442</termId><termName>Seitz filter</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31461443</termId><termName>filters, Seitz</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31444160</termId><termName>specimen filters</termName><termType>PT</termType></relation></term>  </Zthes>