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Inventories, net (Tables)
3 Months Ended
Mar. 31, 2025
Inventories, net  
Inventories, Net

December 31, 

March 31, 

    

2024

    

2025

(In millions)

Raw materials:

 

  

 

  

Chemicals

$

176.9

$

165.7

Component products

 

5.6

 

6.1

Total raw materials

 

182.5

 

171.8

Work in process:

 

  

 

  

Chemicals

 

52.5

 

40.5

Component products

 

17.6

 

18.3

Total in-process products

 

70.1

 

58.8

Finished products:

 

  

 

  

Chemicals

 

308.3

 

368.6

Component products

 

5.1

 

4.8

Total finished products

 

313.4

 

373.4

Supplies (chemicals)

 

119.8

 

125.7

Total

$

685.8

$

729.7