*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p>Fluorescent Brightener 71 is a high-efficiency optical brightener synthesized via condensation of benzimidazole derivatives. Its molecular formula is <strong>C<sub>24</sub>H<sub>26</sub>N<sub>4</sub>O<sub>2</sub>S<sub>2</sub></strong> with CAS No. <strong>1308-59-0</strong>. This compound absorbs UV radiation and re-emits blue light to enhance whiteness.</p>
<h3>Application</h3>
<ul>
<li><strong>Paper Industry:</strong> Whitening of office paper and packaging materials.</li>
<li><strong>Textile Sector:</strong> Treatment of synthetic fibers and cotton blends.</li>
<li><strong>Detergents:</strong> Additive for laundry powders to boost visual brightness.</li>
</ul>
<h3>Precautions</h3>
<p>Store in cool, dry conditions away from direct sunlight. Avoid skin contact and inhalation of dust; use appropriate PPE during handling. Not intended for clinical or pharmaceutical applications.</p>