Inventories

6 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Inventories

Note 3. Inventories

Inventories are stated at the lower of cost determined on the first-in, first-out method or net realizable value.

Net realizable value is determined as the estimated selling price in the normal course of business minus the cost of completion, disposal and transportation.

Inventories net of the reserve for obsolescence consisted of the following:

	March 31, 2019		September 30, 2018
Raw materials and stock parts	$	335,827	$	306,658
Work-in-process		24,408		37,062
Finished goods		70,765		33,883
	$	431,000	$	377,603

The Company’s reserve for obsolescence equaled $463,286 at March 31, 2019 and September 30, 2018. The Company provides for a valuation reserve for certain inventory that is deemed to be obsolete, of excess quantity or otherwise impaired.