Looks like chrome are working on a MathML implementation, so you might be able to use that at some point since it already works in Firefox.
https://mathml.igalia.com/ https://bugs.chromium.org/p/chromium/issues/detail?id=6606
https://mathml.igalia.com/ https://bugs.chromium.org/p/chromium/issues/detail?id=6606
As far as I can see Google aren't sponsoring this work (it's unclear to me why not), they've agreed it's worth doing and are reviewing patches.