Determination of Sodium Cromoglycate by a New Kinetic Spectrophotometric Method in Biological Samples

<table>Effect of amaranth concentration on the sensitivity. Conditions: H<sub>2</sub>SO<sub>4</sub>, 2.4 M; SCG; 12 ng mL<sup>−1</sup>; TBAB, 1.1 × 10<sup>−3 </sup>M; <svg height="15.7" id="M8" style="vertical-align:-3.27605pt" version="1.1" viewbox="0 0 32.5625 15.7" width="32.5625" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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<g transform="matrix(.012,-0,0,-.012,18.562,15.637)"><path d="M456 178h-96v-72q0 -51 12.5 -62.5t72.5 -16.5v-27h-256v27q65 5 78 17t13 62v72h-260v28q182 271 300 426h40v-407h96v-47zM280 225v295h-2q-107 -148 -196 -295h198z" id="x34"></path></g><g transform="matrix(.012,-0,0,-.012,24.887,3.4)"><path d="M535 230h-483v50h483v-50z" id="x2212"></path></g>
</svg>  4.0 × 10<sup>−4 </sup>M; temperature, 25°C.</table>

Journal of Chemistry

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Figure 4

Figure 4: Determination of Sodium Cromoglycate by a New Kinetic Spectrophotometric Method in Biological Samples 