Makes it easy to monitor the total hardness. Measuring GH enable you to monitor the general hardness level in your tank water, justifying the suitability of your water towards fishes and shrimps. Some livestock prefer low GH while others prefer high GH. BW GH up, Mosura Mineral Ultra Plus & Mosura TDS up can help to increase GH to your desired level while Mosura Softwater can lower down GH level.
-20ml test tube [larger volume test tube eases parameter testing process]
-15ml GH test liquid
-one set instruction manual