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Business Segmentation and Geographical Distribution (Tables)
3 Months Ended
Mar. 31, 2019
Segments, Geographical Areas [Abstract]  
Schedule of revenue by category

The revenues for the three months ended March 31, 2019 and 2018, respectively, by category, are as follows:

 

Product Category  2019   2018 
Personal Care Ingredients  $2,009   $2,305 
Advanced Materials   850    532 
Solésence®   896    61 
Total Sales  $3,755   $2,898