Industrial Test Systems, Inc.

Since 1989, Industrial Test Systems, Inc. (ITS) has been a leading manufacturer of water quality testing instruments and chemistries. ITS has developed over 100 tests and proprietary chemistries (many of which have been EPA/ETV performance verified), including the first and only EPA-approved test strip. Known for its EPA-approved test strips, ITS provides reliable, accurate testing solutions. With the eXact iDip® Smart Photometer System®-the first handheld photometer with Bluetooth® smartphone/tablet connectivity-ITS offers versatile testing for over 45 water parameters and is now NSF certified for added safety. New for 2024, the Swim Check Fix™ Phosphate Tablet provides a simple, effective method of phosphate removal for pools-simply place it in the skimmer basket to maintain crystal clear water with no fuss, liquid, or turbidity.