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Note 2 - Revenues (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Disaggregation of Revenue [Table Text Block]
  

Year Ended

 
  

December 31,

 
  

2022

  

2021

 

Trappsol® Cyclo™

 $5,118  $2,245 

Trappsol® HPB

  851,756   673,916 

Trappsol® Fine Chemical

  501,295   714,662 

Aquaplex®

  5,460   185,004 

Other

  12,131   9,929 

Total revenues

 $1,375,760  $1,585,756