<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343728</termId><termName>catechin</termName><termType>PT</termType><termNote><![CDATA[ The principal yellow colorant contained in extracts from the leaves and twigs of the gambier, cutch and kino resin. Noted as lightfast and washfast; used on wool, silk and cotton to obtain a dark brown color and in tanning leather. ]]></termNote><termCreatedDate>2026-03-30 20:32:42</termCreatedDate><relation><relationType>BT</relationType><termId>31319788</termId><termName>colorant for dye and pigment</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31437158</termId><termName>cutch</termName><termType>PT</termType></relation></term>  </Zthes>