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Hydrion Classroom pH Set 

Features extra-large demonstration strips of wide-range pH paper, easily visible from the back of the classroom. Also includes smaller strips for student use; an indicator solution kit for teaching titration, end points and their relationship to pH; and buffer salts for making pints of solutions of precise pH value, useful for demonstrating colormetric readings and buffer action. Set contains: 100 Demonstration strips (1" x 10", pH 1-12) and color chart, 20 Vials, 1-12 pH paper, (Each vial contains 100 strips (1/4" x 2") and color chart.), 4 Extra color charts, 1 Hydrion One-Drop Indicator Kit, 10 Buffer Chemvelopes (1 Chemvelope for each unit pH value 2-11.)

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