<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31410813</termId><termName>silver chloride</termName><termType>PT</termType><termNote><![CDATA[ A white, granular, water-insoluble powder, AgCl that darkens upon exposure to light produced by the reaction of silver nitrate with a chloride. It was used chiefly in the manufacture of photographic emulsions and antiseptic silver preparations from about 1895-1900. ]]></termNote><termCreatedDate>2026-03-30 20:50:27</termCreatedDate><relation><relationType>UF</relationType><termId>31410814</termId><termName>chloride, silver</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31373622</termId><termName>silver halide</termName><termType>PT</termType></relation></term>  </Zthes>