If you are still in search of some practical water quality testing strip for drinking water, then your research is over here. That' s because our product can meet your demands. Easy to take, and with the test tube, dropper, bringing you much more convenience, can be used at home, in the office and more places you need. Features -Color:As Shown-Material:Paper, plastic-Size:16.50X1.20X1.20cm/6.48X0.47X0.47in-Size:13.50X1.20X1.20cm/5.31X0.47X0.47in-Size:13.00X0.50X0.10cm/5.11X0.20X0.04in-Note:The sequence of test paper items is random.-Test items: PH, total alkalinity, free chlorine, total chlorine, nitrate, nitrite, mercury, lead, iron, copper, fluoride, bromine, chromium/Cr, hardness, carbonate root, cyanuric acid - Easy to operate and test, just need to s imply dip the testing strips into the water and compare with chart designed on bottle.- With sufficient quantities of these water quality testing papers, which can easily meet your different using and replacement needs.- These test strips for drinking water are are designed for testingthe water quality in home and running water, bring you good using feeling.- Get your testing results more quickly and easily, the water testing papers save your time and efforts largely.- Easy to take, these testing strips for water quality can be widely use for home, office, restaurant and more places you need. Packing list: 100 x drinking water test strips1 x test tube1 x dropper