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Inventories
 9 Months Ended
Jun. 30, 2020
Inventory Disclosure [Abstract]  
Inventories

5.

Inventories

Inventories consist of the following:

 

 

 

June 30,

2020

 

 

September 30,

2019

 

Finished products

 

$

7.0

 

 

$

6.8

 

Semi-finished products

 

 

11.0

 

 

 

11.0

 

Raw materials and supplies

 

 

9.5

 

 

 

8.7

 

Inventories

 

$

27.5

 

 

$

26.5