v3.25.2
Note 10 - Disaggregated Net Revenues (Tables)
12 Months Ended
Mar. 31, 2025
Notes Tables  
Revenue from External Customers by Geographic Areas [Table Text Block]
   

Twelve Months Ended March 31,

 
   

2025

   

2024

 

Net Revenue in the US

               

Chemical

  $ 745,730     $ 788,310  

Electronics

    1,526,236       1,512,692  

Engineering

    584,167       351,698  
      2,856,133       2,652,700  
                 

Net Revenue outside the US

               

Chemical

    340,977       312,706  

Electronics

    -       -  

Engineering

    -       -  
      340,977       312,706  
                 

Total Revenues

  $ 3,197,110     $ 2,965,406