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Blue bottle experiment

Blue bottle experiment

LC5.2.3.4

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Description

Similar to the copper(II) ions in the Fehling test, the dye methylene blue can also be reduced by glucose. This reducing effect of glucose can be demonstrated very impressively and vividly using the so-called blue bottle experiment. With this demonstration experiment, redox systems can be thematised.

Components of equipment sets

1	665754 4	Measuring cylinder 100 ml, with plastic base
1	665997 4	Graduated pipette 10 ml
1	666003 4	Pipetting ball (Peleus ball)
1	6659541 8	Dropper bulb
1	6045682 4	Powder spatula, steel, 185 mm
1	6659531 4	Dropping pipette 150 mm x 7 mm Ø
1	664243 8	Erlenmeyer flask 250 ml, narrow neck, SB 29
1	667260 8	Rubber stopper solid, 25...31 mm Ø
1	610010 8	Laboratory safety goggles
1	667609 4	Safety gloves, nitrile rubber, size 8
1	6721110 4	D(+)-Glucose, 250 g
1	6738400 4	Sodium hydroxide solution, diluted, aprox. 2 M, 500 ml Danger H314 H290
1	6732920 4	Methylene blue solution, 100 ml Warning H226 H319

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Blue bottle experiment

Description

Components of equipment sets

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