Seatex welcomes ChemQuest to our family! Read more about the acquisition and our expanded operations.

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Anhydrous Ammonia Formulation

Anhydrous ammonia is one of the most effective and popular ingredients of nitrogen fertilizer…but most chemical manufacturers aren’t up to the task of using it. Seatex is different. 

Our specialized equipment and deep experience enable us to take your ammonia formulation and toll blend it for your private labeling or direct usage fertilizer needs. When it’s manufactured by Seatex, growers and agricultural chemical companies alike can rely on an ultra-concentrated anhydrous ammonia product that maximizes the active level of nitrogen for a successful harvest.

Toll Manufacturing of Anhydrous Ammonia Fertilizers and Specialized Nutritional Products

Anhydrous ammonia tanks

For an economical, efficient, easily applied source of nitrogen, anhydrous ammonia is tough to beat. Seatex is proud to participate in the global food production process by delivering on-demand formulations of this important crop stimulant. We provide growers and ag retailers throughout the Gulf Coast and the greater U.S. with superior fertilizers and nutrient-packed specialty mixes and blends. 

Because ag production hinges on weather, we work tirelessly to deliver your customized formulations even on short notice. We have the capacity to take orders at even the busiest times of the season, including late fall and early spring. In addition to 2.5-gallon containers and bulk packages, we can package anhydrous ammonia products to virtually any desired size from 32oz up.

Trust Seatex with Your Anhydrous Ammonia Product Needs

Because it’s a hazardous substance that requires significant capital investment to handle safely, anhydrous ammonia is a challenging material to work with. Seatex gets it done as a part of our commitment to being a one-stop shop for your chemical needs. 

We routinely work with specialty, hazardous, flammable, and custom chemicals that require specialized processes, including heating, cooling, scrubbing and molecular change, to produce the desired formulation.   

We are an EPA-registered and GMP-certified toll blender and manufacturer with stringent QA and QC protocols in place to guarantee safety for our personnel and dependable performance for the final product once it’s in your hands. 

Turnkey Chemical Services

We bring our expertise to bear at every stage of your molecule’s life, simplifying your supply chain and giving you one point of contact. Everything we touch is backed by our dedication to our customers and our commitment to operating with integrity at all times.

R&D Initial Manufacturing Product Development & Scale up Reactions Turnkey Chemical Services Custom Manufacturing Liquid Blending Dry Blending Grinding & Milling CORE SERVICES Quality Control & Assurance Custom Packaging Customer Service Shipment/Logistics F l e x i b i l i t y A d v a n c e d R e a c t i o n s a n d P r o c e s s e s S e a m l e s s T h i r d - p a r t y M a n a g e m e n t o f Y o u r C h e m i c a l B l e n d i n g N e e d s

Package, Label, Store, and Ship Any Way You Need

Whether you need us to warehouse your chemicals or get them where they need to be quickly, Seatex comes through. Our Rosenberg facility is served by on-site, on-demand railcar service, and our Rosenberg, Pasadena, and El Campo locations are within easy reach of the Port of Houston.

Looking for a hard to find package size? Seatex stocks a full spectrum of options that can be labeled here in-house with your design or ours.

  • Tanker Truck

  • Railcar

  • Tote

  • Drum

  • Pail

  • Gallon

  • Quart

  • Jar

  • Boxes

  • Bulk Sacks

  • Bottle

  • Bag

  • Zip Lock Bag

  • Pouch

  • Zip Lock Pouch

Industries We Serve

Specialty Chemical image

Specialty Chemical

Seatex boasts the physical assets and mechanical capabilities to handle the toughest R&D and manufacturing challenges industrial companies face.

Energy image


Headquartered in the heart of energy country, we are seasoned producers of fluids and additives for drilling and completion tasks.

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We’ve handled virtually all household cleaning products, from hand care to floor care, laundry to restroom cleaners and everything in between.

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Our formulations are employed by farmers and food producers in their nutritional, crop protection, and specialty applications.

Rigorous QA and QC Protocols at Every Stage

Seatex’s Quality Assurance and Quality Control protocols ensure accuracy and reproducibility in your products, help you meet or exceed regulatory standards, and protect your brand. We are ISO 911:2015 and GMP certified with a full-time Quality Specialist on staff.

For us, QA and QC are the nuts and bolts of how we deliver excellent products, each and every time, just as we promised, with the data and reports to back it up.

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Trade Association Memberships

  • ISSA
  • Specialty & Agro
  • Inform Ex
  • ACIT
  • AADE


  • GMP
  • ISO 9001-2015
  • 50 Years
  • Problend