Hach/ETS, maker of AquaCheck® and AquaTrend® test kits, announces the new AquaTrend FAS-DPD Chlorine and Monopersulfate(MPS) Test Kit. The kit features a liquid titration method, allowing users to test for free chlorine, combined chlorine and MPS compound while meeting regulatory requirements for chlorine testing in many states. The test includes three liquid reagents, 100 powder pills, a mixing vial and a laminated card with directions. Refills for the test kit components are also available.