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BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES - Property and equipment (Details) - USD ($)
Sep. 30, 2024
Sep. 30, 2023
Property, Plant and Equipment    
Total $ 4,662,243 $ 4,250,471
Accumulated depreciation 4,109,010 3,412,201
Property and equipment, net 553,233 838,270
Lab equipment    
Property, Plant and Equipment    
Total 4,480,947 4,069,175
Vehicles    
Property, Plant and Equipment    
Total 56,471 56,471
Leasehold improvements    
Property, Plant and Equipment    
Total $ 124,825 $ 124,825