Spent Caustic Management

Merichem® is the leader in spent caustic management via recycling and beneficial reuse. With deep expertise and proven end-to-end solutions, we can reduce waste disposal and reporting, remove spent caustics reliably and reuse them to improve environmental sustainability. Spent Caustics are industrial solutions, typically containing sodium hydroxide or potassium hydroxide produced from refinery and chemical scrubbing.

Beneficial Reuse of Caustics Explained

Merichem® is a leader in recycling and Beneficial Reuse of spent caustic products, turning would be waste into a valuable and viable substitute for other commodities. We do this safely, responsibly and cost effectively. Our unique services reduce your environmental impact while maintaining a strong commitment to responsible stewardship and supporting your ESG goals.

Learn more about Beneficial Reuse »

Spent Caustic Expertise

Merichem® knows spent caustics like no other company. As a leader in caustic treating technology and spent caustic management, we partner with customers to develop appropriate solutions for their particular projects. We would like to help you develop a specific solution that fits your needs.

Spent Caustic Products We Handle

Here is a partial list of the products we handle:

  • Spent Caustics (Sulfidic)
  • Spent Potassium Hydroxide (KOH)
  • Sodium Hydrosulfide (NaHS)

Can Merichem® handle other spent products?

If you have other chemical materials that you would like assessed for recycling, please complete the form below and one of our team members will contact you.

A Vast Logistics Network

Merichem® can quickly respond to increases in your production and changes in quality. Our vast and diverse logistics network enables us to create unique supply chain management solutions that deliver total reliability, accountability and efficiency.

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Intermodal vessels with proven records. Merichem routinely accommodates large volumes of international shipment via ISO containers. Merichem operates a private fleet of railcars using the RideTight ® Fluid-Sealing Management Program. On-site operator training ensures that all RideTight ® specifications are met. Merichem has cultivated strong relationships with a network of reliable carriers that have proven safety records. Merichem owns a fleet of private barges operated by a renowned inland marine company. Our barges are custom designed to safely and reliably transport spent caustics and off-spec chemical products. Responsibly stored. Quality controlled. We can accommodate all modes of transportation and adhere strictly with the ACC Responsible Care ® principles for handling and storage. We also conduct monthly sampling and testing for products inventoried in our storage tanks to ensure the highest quality and consistency. Tank vessels with world-wide access. Merichem has longstanding partnerships with preeminent international vessel owners and operators as well as access to worldwide ports.
Tank vessels with world-wide access. Merichem has longstanding partnerships with preeminent international vessel owners and operators as well as access to worldwide ports. Merichem owns a fleet of private barges operated by a renowned inland marine company. Our barges are custom designed to safely and reliably transport spent caustics and off-spec chemical products. Merichem operates a private fleet of railcars using the RideTight ® Fluid-Sealing Management Program. On-site operator training ensures that all RideTight ® specifications are met. Merichem has cultivated strong relationships with a network of reliable carriers that have proven safety records. Responsibly stored. Quality controlled. We can accommodate all modes of transportation and adhere strictly with the ACC Responsible Care ® principles for handling and storage. We also conduct monthly sampling and testing for products inventoried in our storage tanks to ensure the highest quality and consistency. Intermodal vessels with proven records. Merichem routinely accommodates large volumes of international shipment via ISO containers.
Responsibly stored. Quality controlled. We can accommodate all modes of transportation and adhere strictly with the ACC Responsible Care ® principles for handling and storage. We also conduct monthly sampling and testing for products inventoried in our storage tanks to ensure the highest quality and consistency. Merichem has cultivated strong relationships with a network of reliable carriers that have proven safety records. Merichem operates a private fleet of railcars using the RideTight ® Fluid-Sealing Management Program. On-site operator training ensures that all RideTight ® specifications are met. Merichem owns a fleet of private barges operated by a renowned inland marine company. Our barges are custom designed to safely and reliably transport spent caustics and off-spec chemical products. Tank vessels with world-wide access. Merichem has longstanding partnerships with preeminent international vessel owners and operators as well as access to worldwide ports. Intermodal vessels with proven records. Merichem routinely accommodates large volumes of international shipment via ISO containers.

EHS&S Excellence

As a long-standing member of the American Chemistry Council, we adhere strictly to Responsible Care® principles, as well as sustainability initiatives set by the American Fuel & Petrochemical Manufacturers (AFPM). We conduct monthly sampling and testing for product inventoried in our storage tanks to ensure the highest quality and consistency. With a staff of professional chemists and engineers and our own state-of-the-art laboratories, we have the necessary instrumentation, capacity and expertise to analyze spent caustics on a regular basis. Our quality control team can assist you in troubleshooting any related issues with chemical analysis, caustic storage, and chemical transportation.

RideTight®  Confidence for Transport

Merichem®, along with its partner customers, has implemented the RideTight® Fluid-Sealing Management Program on our rail cars. Developed by VSP Technologies, it allows for the correct type and size of gaskets for each rail car, proper gasket material of construction, and torque verification on all manway gaskets. On-site operator training ensures that all RideTight® specifications are met.

Certified Supply Chain Professionals

Our supply chain professionals are certified in several areas of expertise by a variety of reputable institutions. It takes several months to a year of preparation and in-depth study to qualify for any of the above.  All are certifications earned through rigorous testing in a monitored environment.

Technology Solutions for Spent Caustic Products

If our spent caustic handling solutions don’t meet your needs, we also have proven technology solutions for on-site treatment or regeneration of spent caustic products.

Diagram of REGEN_Caustic-Regeneration-System

REGEN® Technology

Dramatically improve caustic utilization by processing regenerable rich caustic streams. Since 1980, REGEN® technology has proven its value to our clients.

Learn more about REGEN »

Diagram of MERICON-II_Spent-Caustic-Treatment-System-Employing-Wet-Air-Oxidation

MERICON Technology

Proven on-site technology solutions for processing spent caustics, including BOD/COD reduction, odor control and/or pH adjustment.

Learn more about MERICON »