<?xml version="1.0" encoding="UTF-8"?><toc><section id="sec_foreword"><title>Foreword</title></section><section id="sec_1"><label>1</label><title>Scope</title></section><section id="sec_2"><label>2</label><title>Normative references</title></section><section id="sec_3"><label>3</label><title>Symbols</title></section><section id="sec_4"><label>4</label><title>Principle</title></section><section id="sec_5"><label>5</label><title>Reagents</title></section><section id="sec_6"><label>6</label><title>Apparatus and materials</title></section><section id="sec_7"><label>7</label><title>Test specimens</title><section id="sec_7.1"><label>7.1</label><title>Brass test plates</title></section><section id="sec_7.2"><label>7.2</label><title>Solder sample</title></section></section><section id="sec_8"><label>8</label><title>Procedure</title><section id="sec_8.1"><label>8.1</label><title>Preparation of test plates</title></section><section id="sec_8.2"><label>8.2</label><title>Test method</title></section><section id="sec_8.3"><label>8.3</label><title>Replicate tests</title></section></section><section id="sec_9"><label>9</label><title>Expression of results</title></section><section id="sec_10"><label>10</label><title>Precision</title></section><section id="sec_11"><label>11</label><title>Test report</title></section><section id="sec_A"><label>Annex A</label><title>Method for the preparation of standard reference rosin (colophony) based liquid fluxes, having 25 % by mass non-volatile content (informative)</title><section id="sec_A.1"><label>A.1</label><title>General</title></section><section id="sec_A.2"><label>A.2</label><title>Principle</title></section><section id="sec_A.3"><label>A.3</label><title>Apparatus</title></section><section id="sec_A.4"><label>A.4</label><title>Reagents</title></section><section id="sec_A.5"><label>A.5</label><title>Procedure</title><section id="sec_A.5.1"><label>A.5.1</label><title>Non-activated rosin (colophony)</title></section><section id="sec_A.5.2"><label>A.5.2</label><title>Halogen-activated rosin (colophony)</title></section></section><section id="sec_A.6"><label>A.6</label><title>Storage</title></section></section><section id="sec_B"><label>Annex B</label><title>Chemical composition of brass test plates (informative)</title></section><section id="sec_bibl"><title>Bibliography</title></section></toc>