Annual report pursuant to Section 13 and 15(d)

Inventories (Tables)

v3.23.2
Inventories (Tables)
12 Months Ended
Mar. 31, 2023
Inventory Disclosure [Abstract]  
Schedule of inventories
               
    March 31,  
    2023     2022  
Raw materials   $ 1,764,000     $ 1,626,000  
Finished goods     1,094,000       1,037,000  
Total inventories   $ 2,858,000     $ 2,663,000