*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>All-trans-Retinol-d5</strong> (>80%) is a stable isotopically labeled internal standard for quantitative analysis. Synthesized via deuterium exchange, its molecular formula is C20H29DO and CAS number is 16478-86-1.</p>
<h3>Application</h3>
<ul>
<li>Pharmaceutical QC: Quantification of retinol in supplements using LC-MS/MS.</li>
<li>Clinical Research: Metabolic tracking of Vitamin A pathways in human trials.</li>
<li>Nutraceuticals: Accuracy validation in fortified food matrices.</li>
</ul>
<h3>Precautions</h3>
<p>Store at -20°C under inert atmosphere to prevent oxidation. Handle with PPE; avoid direct contact as high concentrations may cause irritation.</p>