Effect of Temperature and Duration Time of Maceration on Nitrate Content of<i> Vernonia cinerea</i> (L.) Less.: Circumscribed Central Composite Design and Method Validation

<p>Response surfaces of model conditions of (a) yield of the extraction and (b) nitrate content.</p>

International Journal of Food Science

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Figure 3

Figure 3: Effect of Temperature and Duration Time of Maceration on Nitrate Content of<i> Vernonia cinerea</i> (L.) Less.: Circumscribed Central Composite Design and Method Validation 

Figure 3 | Effect of Temperature and Duration Time of Maceration on Nitrate Content of Vernonia cinerea (L.) Less.: Circumscribed Central Composite Design and Method Validation 