Found it on the first search.
Looks like 180 degrees core temperature for at least 30 minutes.
The oven I will build is a lot quicker for my situation with portable containers and container mix.
I would get kicked out of the house if I put container mix in the house oven. At least for a week.
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Tips To Sterilize Potting Soil, Garden Soil And Soil For Seeds
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/sterilizing-soil.htm