API - KH Carbonate Hardness Test Kit - 1 Kit Features_3 mg And for your convenience this

And for your convenience this kit contains: 1 pair of latex gloves

Shea Butter (Karite tree)

remove any nail enamel with Revlon Nail Enamel Remover

Avoid eye area

If your skin shows an adverse reaction

API - KH Carbonate Hardness Test Kit - 1 Kit Features_3 mg And for your convenience thisDESCRIPTION The API KH Carbonate Hardness Test Kit tests fresh or saltwater aquariums for carbonate hardness (KH), and helps monitor water quality and prevent invisible water problems that can be harmful to fish and plants. Carbonate hardness stabilizes aquarium pH, and can be used to determine the proper dose of pH buffers. We recommend that you take a few minutes each week to monitor your aquarium conditions and create a better underwater world for