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Note 3 - Inventories
12 Months Ended
Oct. 31, 2021
Notes to Financial Statements  
Inventory Disclosure [Text Block]

(3)

Inventories

 

Inventories as of October 31, 2021 and 2020 consist of the following:

 

  

October 31,

 
  

2021

  

2020

 

Finished goods

 $4,211,098  $4,663,978 

Work in process

  4,023,693   4,165,289 

Raw materials

  7,763,325   8,010,794 

Production supplies

  305,692   259,706 

Total

 $16,303,808  $17,099,767