SIBATA Simple Water Quality Test Kit Simple Pack Water Check Team Series Tap Water 080520-461 1 piece

Catalog number: 080520-461 Features: ● Simple water quality test kit "Simple Pack" compiled for environmental education. Easy-to-understand explanations of each item are written in story format. It is also a convenient package that can be carried outdoors as is. ● There are 5 items for tap water and 5 items for river water. Each pack is individually wrapped with a desiccant, making it easy to carry one pack at a time. ● A measurement kit for upper elementary school students and above, ideal for independent research. Uses: ●Water quality testing and measurement Specifications: ●Measurement items: pH5, free residual chlorine, nitrite, iron, total hardness (2 doses of each) ●Measurement range: pH5.0-9.5 10 levels, 0.1-5mg/L 8 levels ●Nitrite ion: 0.02-1mg/L 6 levels ●Nitrite nitrogen: 0.006-0.3mg/L 6 levels, 0.3-10mg/L 6 levels, 0-200mg/L 6 levels Material/Finish: ●Pack material: Polyethylene