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***สั่งขั้นต่ำ 12 กระปุก***
The WaterWorks™ School Test Kit is perfect for classroom science experiments. Designed for a classroom of 30 students (a total of 540 tests in each kit), the WaterWorks™ School Test Kit contains 11 educational classroom activities & experiments including creating water cycles and testing for acid rain. This kit also tests for Nitrates, Nitrites, Total Hardness, Total Alkalinity, Total Chlorine, Free Chlorine, Copper, Iron, & pH and comes with an easy to follow activity booklet.
Sensitivity
See: pH/TA, N02/N03, Fe, Cu, TH, Free and Total Chlorine
Number of Tests
9 parameters, 60 tests each
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