Ever since I heard of Tetenal going into insolvency I have done all I have been able to make everybody aware of all the products they make. So far my luck hasn’t been the best as they have been focused on bigger distribution but I was lucky to find a few PDFs that should help.
Here is one with most products they make and is pretty accurate for today:
But after the first shock they have been mentioning making some products that were made a few years ago available again, including tablet chemicals for easier use and better conservation. Here is the original file about them:
I hope this helps you find the products that serve your purpose in photography and please remember to use the hashtag #savetetenal on social media to make them aware we are looking out for them.