I am sure that you are correct. I actually clean mine with Pink Miracle, which seems to work pretty well (just doesn’t get propolis off):
https://www.amazon.com/Cleaner-Pink-Miracle-Solution-Leather/dp/B00A7NDT3A
I wish I could go without gloves, but even with them and removing the stinger right away, I can get a reaction like this, which stays painful and itchy for days:
On my neck, the reaction lasts for a couple of weeks. 