Digestion in the mouth

LB1.2.3.1
Digestion in the mouth
Digestion in the mouth

Description

In this experiment, the students look at the reaction of α-amylase with starch. To do this, they use a starch solution coloured with iodine potassium iodide and their own saliva. In the process, they learn that digestion by enzymes already begins in the mouth.

Components of equipment sets

1 665212  4 
Glass stirring rod 200 x 8 mm Ø LD
1 6045682  4 
Powder spatula, steel, 185 mm LD
1 6659531  4 
Dropping pipette 150 mm x 7 mm Ø LD
1 6659541  8 
Rubber bulb LD
1 30945  4 
Universal pencil LD
1 38221  4 
Stirring thermometer -10...+110 °C LD
2 6640421  4 
Test tube Fiolax 16 mm x 160 mm LD
2 602022  4 
Beaker Boro 3.3, 100 ml, squat LD
1 610010  8 
Laboratory safety goggles LD
1 6749200  4 
Starch, soluble, 100 g LD
1 6723920  4 
Lugol's solution, 50 ml LD
GHS08 Warning H373
1 6753410  4 
Water, pure, 5 l LD
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