Yup. Here's an interesting article listing a bunch of things that assorted groups have used for this [1].
It's not clear that you should bring such a mitigation with you, though, as that might help make the case that what you were doing that got you gassed was premeditated, which can up the seriousness of what you might be charged with and the potential penalties.
It's not clear that you should bring such a mitigation with you, though, as that might help make the case that what you were doing that got you gassed was premeditated, which can up the seriousness of what you might be charged with and the potential penalties.
[1] https://www.popsci.com/story/diy/tear-gas-guide/