SOLIDS MATERIALS KIT- IN GRATNELL STORAGE TRAY
$219.62
it comprises two each of seventeen blocks of different materials. A variety of materials in the form of rectangular blocks, intended tofamiliarize students with appearance,...
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WATER TEST (QUALITATIVE ION) KIT
$285.79
Learn to test for chloride, nitrate, phosphate, mercury, magnesium, chromate, lead, and carbonate ions, which are indicators of water pollution. The kit includes test solutions...
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