Now that you own a stainless steel container you may be wondering how you sterilize it. To find the answer to this question and others it is best to read the manual which came with your container and develop your own Standard Operating Procedures (SOP) that are compliant with your Good Manufacturing Practices (GMP) and HACCP procedures. The following article is a brief summary of what you need to understand when establishing your procedures. These are guidelines; your own procedures must override these, and it is critical that you have these SOPs to achieve your desired results and are written down and observed by those responsible for the containers.
Source: https://cornerstonestainlesscontainers.com/blog-how-do-i-sterilize-my-stainless-steel-container.html