
Manufacturer of inhibitors, enhancers and specialty fertilizers for agriculture, based in Münster.
CroxX GmbH & Co. KG
48155 Münster · GermanyNew on Amplifa
About CroxX
CroxX GmbH & Co. KG is a German fertilizer company based in Münster, Westphalia. The company develops, produces and distributes inhibitors and nutrient enhancers as well as specialty fertilizers for sustainable agriculture. Manufactured in Germany are its own nitrification inhibitors (3,4-DMP(P)), urease inhibitors (NBPT) and phosphate boosters, available as granules, crystalline products or liquid formulations. The portfolio includes granular NPK fertilizers, water-soluble products, stabilized fertilizers with DMPP, micronutrients, biostimulants such as amino, humic and fulvic acids as well as algae, liquid formulations, controlled release fertilizers and starter fertilizers. CroxX is part of the Wocklum Group, a German chemical company founded in 1820, with which a strategic partnership exists for production, product development, research and worldwide distribution. The team has more than 20 years of experience in the development and worldwide marketing of specialty fertilizers and inhibitors. The products are distributed in almost all countries of the MEA, Europe, APAC and LATAM regions.
- Site
- Münster
- Processes
- Manufacture of nitrification inhibitors (3,4 DMP(P)), Manufacture of urease inhibitors (NBPT), Manufacture of phosphate boosters (P-Booster), Manufacture of granular NPK fertilizers (CroxX gran), Manufacture of water-soluble fertilizers (CroxX solub), Manufacture of stabilized fertilizers with DMPP (CroxX stabil), Manufacture of micronutrients (CroxX micro), Manufacture of liquid formulations (CroxX foliar)
- Materials
- Amino, Humic and Fulvic Acids, Algae, 3,4 DMP(P) (nitrification inhibitor), NBPT (urease inhibitor), DMPP, Nitrification inhibitor 3,4 DMP(P), Urease inhibitor NBPT, Phosphate booster
- Certificates
- ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, Responsible Care, RIGK, CE (inhibitors, enhancers, most specialty fertilizers), Product Carbon Footprint (ISO 14067:2018), CE (inhibitors, enhancers, some fertilizers), Product Carbon Footprint ISO 14067:2018, Responsible Care / RIGK
- Industries
- Agriculture, Fertilizer manufacturers, Wholesale, Farmers
- 01
Product development and R&D
- 02
Manufacture of inhibitors and enhancers
- 03
Formulation of specialty fertilizers
- 04
Technical support
- 05
Worldwide distribution
Active Ingredients and Products
Nitrification inhibitor 3,4 DMP(P)
Nitrification inhibitor manufactured in Germany for granular, crystalline and liquid fertilizers.
Urease inhibitor NBPT
In-house manufactured urease inhibitor for increasing nitrogen efficiency.
DMPP
Active ingredient for stabilized, N-stabilized fertilizers (CroxX stabil).
Phosphate booster
Nutrient enhancer for improving phosphate availability.
Amino, humic and fulvic acids
Biostimulants in the CroxX stim product line.
Algae
Biostimulant raw material in the specialty fertilizer portfolio.
Locations

Münster
DEProduction and distribution
- Materials
- Inhibitors, enhancers, specialty fertilizers
Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of nitrification inhibitors (3,4 DMP(P))Chemistry | – | – | – | – | – |
| Manufacture of urease inhibitors (NBPT)Chemistry | – | – | – | – | – |
| Manufacture of phosphate boosters (P-Booster)Chemistry | – | – | – | – | – |
| Manufacture of granular NPK fertilizers (CroxX gran)Chemistry | – | – | – | – | – |
| Manufacture of water-soluble fertilizers (CroxX solub)Chemistry | – | – | – | – | – |
| Manufacture of stabilized fertilizers with DMPP (CroxX stabil)Chemistry | – | – | – | – | – |
| Manufacture of micronutrients (CroxX micro)Chemistry | – | – | – | – | – |
| Manufacture of liquid formulations (CroxX foliar)Chemistry | – | – | – | – | – |
| Manufacture of biostimulants and conditioners (CroxX stim)Chemistry | – | – | – | – | – |
| Manufacture of controlled release fertilizers (CroxX cote)Chemistry | – | – | – | – | – |
| Manufacture of starter fertilizers / microgranulates (CroxX microgran)Chemistry | – | – | – | – | – |
Additional services
Quality and Certification
Production is certified according to DIN ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018 as well as Responsible Care and RIGK. Inhibitors, enhancers and most specialty fertilizers are CE certified; the inhibitors hold an official PCF certification according to ISO 14067:2018.
| Evidence | Münster |
|---|---|
| ISO 9001:2015 | |
| ISO 14001:2015 | |
| ISO 45001:2018 | |
| CE (inhibitors, enhancers, some fertilizers) | |
| Product Carbon Footprint ISO 14067:2018 | |
| Responsible Care / RIGK |
History
- 1820
Founding of the Wocklum Group (parent company, chemical company), to which CroxX belongs
Team with more than 20 years of experience in the development and worldwide marketing of specialty fertilizers and inhibitors