Need an average proximate analysis of curcuma aromatica like moisture content . Ash . Crude oil .crude fiber etc
can you please give more details, so that you can get relevant answers.
What is curcuma aromatica? are you talking about any curcumin supplement.
ofcourse many methods are available for each of these analysis.
Please download any relevant research article from scholar.google.com
Or take proximate data from USDA FOOD COMPOSITION website.
for nutrients you can use nutrient.fstdesk.com