They don't tell you the inactive ingredients which the perfume is horrible even when you diluted

Inactive ingredients include fragrance (strong), ethoxylated SURFACANT(!) and nonlyphenol

I will now check the inactive ingredient

My vets do not have the inactive ingredients

Although it is half the strength of the later, the active ingredient destroys bacteria on contact - it does not matter whether it is a 2% or 4% concentration