Quarterly report [Sections 13 or 15(d)]

Revenue from Contracts with Customers

v3.26.1
Revenue from Contracts with Customers
 6 Months Ended
Jun. 30, 2026
Revenue from Contract with Customer [Abstract]  
Revenue from Contracts with Customers
4. Revenue from Contracts with Customers:
Disaggregated Revenue
The Company’s primary means of disaggregating revenue is by key products and services, which are described in the table below.
Key Products and Services Detailed Products and End Uses
Regenerated sulfuric acid and treatment services • Regenerated sulfuric acid for alkylate production in refining
• Hazardous waste treatment services
Virgin sulfuric acid • Virgin sulfuric acid for mining
• Virgin sulfuric acid derivatives for industrial production
• Virgin sulfuric acid derivatives for nylon production
Catalyst activation and sulfur dioxide & derivatives • Catalyst and absorbent activation used in refining, petrochemical and environmental processes
• Sodium metabisulfite for water treatment, mining and food preservatives
• Aluminum sulfate and ammonium bisulfite
The following table disaggregates the Company’s sales by key products and services, for the three and six months ended June 30, 2026 and 2025, respectively:
Three months ended
June 30,		 Six months ended
June 30,
2026 2025 2026 2025
Regenerated sulfuric acid and treatment services(1)
$ 103,081  $ 92,788  $ 196,880  $ 172,035 
Virgin sulfuric acid 137,527  74,331  250,487  130,211 
Catalyst activation and sulfur dioxide & derivatives 9,354  8,946  17,547  16,929 
Total sales $ 249,962  $ 176,065  $ 464,914  $ 319,175 
(1)As described in Note 1 to these condensed consolidated financial statements, the Company experiences seasonal fluctuations in sales of its regenerated sulfuric acid product.