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Kemtec™ Toothpaste Evaluation Kit
Study physical and chemical composition of toothpaste.
Manufacturer: Kemtec 4202
Alert:
Choking hazard (1) Small parts. Not for children under 3 yrs.
Includes: Glass microscope slides, plastic microscope slides, medicine cups, pH paper, pipet, Hydrochloric Acid , Dilute solution, Ammonium Hydroxide solution, Ammonium Oxalate solution, Limewater, Nitric Acid solution, Silver Nitrate solution, SPADN test, fluoride, instructor manual, student data sheets, MSDS
Requires : Balance, infrared lamp or hot plate, evaporating dishes, lab glassware, plastic tubing, Petri dishes, and samples of five brands of toothpaste.
Description
- Valuable scientific activity which leads to consumer evaluation of best toothpaste for price
- Students learn about development and demineralization of enamel and functions of various tooth paste components
- Evaluate several toothpastes for percentage of solids, pH, foaming action, abrasive action, and specific substances
- Ideally taught as guided inquiry/qualitative analysis
- Grades 9-12
- Class size: 24 students
Specifications
| To evaluate several toothpastes for percentage of solids, ph, foam formation, abrasive action and specific substances | |
| Instructor manual, msds, methods of assessment manual, special needs sheets, six student data sheets, microscope slides 12, six medicine cups, vial ph paper, pittette, 1 oz. hcl solution, 1 oz. ammonium hydroxide solution, 1 oz. lemeivote solution, 1 oz. | |
| Toothpaste Evaluation Kit |
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