Residual chlorine test strips: 1 box (100 sheets x 6 rolls) Aqua Check TC: 1 box (100 sheets x 6 rolls)

No pretreatment is required, and measurement results can be obtained in a short time (10 to 60 seconds). Both the container and the contents are incinerable and made of environmentally friendly materials. Model number: Aqua Check TC Measurement item: Low concentration total residual chlorine Coloring agent: Michler's thioketone Measurement range: 0, 0.1, 0.5, 1.0, 3.0mg/L Quantity: 1 box (100 sheets/bottle x 6 bottles) Test paper size (mm): 80 x 5 Expiration date: 2 years from date of manufacture RoHS2 (EU)2015/863 compliant [About RoHS]