Concentration test kit for Adey MC1+. The test strip measures the concentration of MC1+ Protector in heating or cooling water. Each test kit consists of 1 tube which has 50 test strips inside. Each test strip has the potential to test an entire system once. Thus, each tube can test 50 systems. There is no limit on the size of system. Shipping dimensions: Number: 1 Dimensions: Length 35mm ; Width 35mm ; Height 85mm Item weight: 0.034Kg Single box weight: 0.034Kg