food grade,pharmaceutical grade,injection grade,veterinary use
Is Manufacturer
YES
Product Description
Standard or custom package
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AI Product Description
*The following content is generated by AI and is for reference only.
<h3>Overview</h3>
<p><strong>Yellow Phenolphthalein</strong> is a specialized derivative of phenolphthalein, synthesized via modified sulfonation or oxidation processes to alter its chromatic properties. Unlike the standard indicator, this variant exhibits distinct solubility and color transition characteristics in alkaline media. Its molecular formula is C<sub>20</sub>H<sub>14</sub>O<sub>4</sub>, with CAS No. 77-09-8.</p>
<h3>Application</h3>
<ul>
<li><strong>Chemical Analysis:</strong> Used as a pH indicator in specific titration protocols requiring yellow-to-red transitions.</li>
<li><strong>Dye Manufacturing:</strong> Serves as an intermediate for producing specialized azo dyes and pigments.</li>
<li><strong>Research:</strong> Applied in forensic chemistry and material science for detecting alkalinity in complex matrices.</li>
</ul>
<h3>Precautions</h3>
<ul>
<li><strong>Safety:</strong> Avoid inhalation of dust; wear protective gloves and eye protection during handling.</li>
<li><strong>Storage:</strong> Store in a cool, dry, well-ventilated area away from strong oxidizers and light.</li>
<li><strong>Regulatory:</strong> Not approved for direct clinical use or food additives due to potential toxicity.</li>
</ul>