WHAT IS THE DIFFERENCE OF DMSO 99.9%, 70% and 50%?

The differences of the concentration is made for the different applications. 99.9% is the most suitable for topical use, muscle ligament and tendon pains problems. 50% has been used for example for the eyes in the cases of cataracts. And 70% would be more suitable for people with a very sensitive skin that react too strongly to the 99.9% solution concentration, it is also used very much by veterinarians to raise horses. The different concentrations have been diluted with distilled water.