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4. Condensed Consolidated Balance Sheets
6 Months Ended
Sep. 30, 2018
Disclosure Text Block Supplement [Abstract]  
Condensed Consolidated Balance Sheets

Note 4. Condensed Consolidated Balance Sheets

 

Inventories

 

Inventories consist of the following:

  

   September 30,   March 31, 
   2018   2018 
Raw materials  $1,811,000   $1,619,000 
Finished goods   1,142,000    1,246,000 
   $2,953,000   $2,865,000