Ann: Project Haber Update, page-25

"Strike could likely become the only domestic supplier."

There is a bit of competition to be aware off:

The Leigh Creek Project:
https://www.copyright link/companies/energy/adblue-crisis-fires-up-2-6b-sa-urea-venture-20211214-p59hg9

Derby Fertilisers and Petrochemical Complex (DFPC):
Perdaman Industries: ($4.5b fertiliser plant in Karratha)
https://www.abc.net.au/news/2021-01-23/four-billion-dollar-fertiliser-plant-proposed-for-derby-wa/13083768

Incitec Pivot (who is closing the currently operational Gibson Island) is also in " a partnership with Fortescue Future Industries (FFI) to conduct a feasibility study into industrial-scale manufacturing of green ammonia conversion from renewable hydrogen at Gibson Island, potentially creating a low-carbon future for the plant."
https://www.incitecpivot.com.au/about-us/about-incitec-pivot-limited/media/gibson-island-manufacturing-operations-to-cease-at-end-of-2022