Why can they get away with not sharing the contaminated companies?

I’m not sure if everyone has heard, but a rocket fuel chemical has been found in infant formula link
link two
Why don’t they have to share which companies have it in their formula?
Why is any in our water, and why did they fight to pretty much keep it in our water?
“Last fall, the Bush administration’s EPA leadership touched off a major furor by declaring that perchlorate posed no threat to most Americans and did not need to be regulated as a drinking water pollutant.

The decision was widely regarded as a major victory for the Pentagon and defense and aerospace contractors reluctant to pay clean-up costs that could mount into the hundreds of millions of dollars.”

there was also melamine discovered in our babies formula, and other products from china. they decided that a little is safe, which is absolutely scary to think about.