<?xml version="1.0" encoding="UTF-8"?><toc><section id="foreword.nat"><title>Nationales Vorwort</title><section id="sub-amendments"><title>Änderungen</title></section><section id="sub-previous.edition"><title>Frühere Ausgaben</title></section></section><section id="foreword.reg"><title>Europäisches Vorwort</title></section><section id="sub-endorsement.notice"><title>Anerkennungsnotiz</title></section><section id="foreword.int"><title>Vorwort</title></section><section id="sub-1"><label>1</label><title>Anwendungsbereich</title></section><section id="sub-2"><label>2</label><title>Normative Verweisungen</title></section><section id="sub-3"><label>3</label><title>Begriffe</title><section id="sub-3.1"><label>3.1</label><title>Schwerspat</title></section></section><section id="sub-4"><label>4</label><title>Anforderungen und Prüfverfahren</title></section><section id="sub-5"><label>5</label><title>Probenahme</title></section><section id="sub-6"><label>6</label><title>Bestimmung des BaSO-Gehaltes</title><section id="sub-6.1"><label>6.1</label><title>Allgemeines</title></section><section id="sub-6.2"><label>6.2</label><title>Reagenzien</title></section><section id="sub-6.3"><label>6.3</label><title>Geräte</title></section><section id="sub-6.4"><label>6.4</label><title>Durchführung</title></section><section id="sub-6.5"><label>6.5</label><title>Auswertung</title></section></section><section id="sub-7"><label>7</label><title>Bestimmung des BaSO-Gehaltes (Röntgenfluoreszenz-Analyse)</title><section id="sub-7.1"><label>7.1</label><title>Allgemeines</title></section><section id="sub-7.2"><label>7.2</label><title>Reagenzien</title></section><section id="sub-7.3"><label>7.3</label><title>Geräte</title></section><section id="sub-7.4"><label>7.4</label><title>Durchführung</title></section><section id="sub-7.5"><label>7.5</label><title>Auswertung</title></section></section><section id="sub-8"><label>8</label><title>Bestimmung der salzsäurelöslichen Anteile</title><section id="sub-8.1"><label>8.1</label><title>Reagenzien</title></section><section id="sub-8.2"><label>8.2</label><title>Geräte</title></section><section id="sub-8.3"><label>8.3</label><title>Durchführung</title></section><section id="sub-8.4"><label>8.4</label><title>Auswertung</title></section></section><section id="sub-9"><label>9</label><title>Prüfbericht</title></section><section id="sub-annex.bibliography.int"><title>Literaturhinweise</title></section><section id="sub-na"><label>Nationaler Anhang NA</label><title>Literaturhinweise (informativ)</title></section></toc>