These mulit-parameter test strips test for five water quality measurements on 1 strip: Free Chlorine, Total Chlorine, Total Hardness, Total Alkalinity, and pH (6.2 - 8.4). 50 test strips.
VWR Nylon Rope Trick and Synthesis Kit, provides materials for two different experiments allowing students to create two different types of nylon - Nylon 66 and Nylon 6-10, One is stringy and one is blobby, should be performed in a well-ventilated area
Junior Magnet Kit, A Kit Of Magnets And Accessories For Science Experiments, Each Of Square Iron, Aluminium, Zinc And Copper Metal, 1 Horseshoe Magnet With Keeper, 100mm 2 Ceramic Bar Magnets 75 mm Long. 3 Ceramic Ring Magnets, 38 mm Dia, Face Polarised.2 Plotting Compasses