What's the plural form of borinic acid? Here's the word you're looking for.
Answer
The noun borinic acid can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be borinic acid.
However, in more specific contexts, the plural form can also be borinic acids e.g. in reference to various types of borinic acids
or a collection of borinic acids.