Disk Public/Treated Water, pH: 4.5-9.5 pH, Series: D101, Total hardness: 0-70 gpg, Total alkalinity: 0-250 ppm, Tests include free and total chlorine(0-15 ppm), hardness, iron and copper(0-3.0 ppm)
Distant Learning: Acids, Bases and pH Scale kit, students will gain an understanding of the basic differences between the properties of acids and bases, learn the role of hydrogen and hydroxide ions in acidic/ basic substances, 2 groups are included
District-sized access to one digital interactive case with up to 12 teacher accounts and 375 single-use student accounts. This engaging web-based lab activity helps students learn and apply key forensic science concepts while solving the case of this historic double murder
Diy Maglev Kit Pro 80Cm Track, Build your own Quantum Levitation maglev track, Experience frictionless motion in both levitation and suspension. Kit includes: Quantum Standard Levitator medium Plastic tweezers 300 NdFeB block magnets, Stainless steel track 80cm