Detection of dissolved solid substances in different water samples

LC1.2.1.1
Detection of dissolved solid substances in different water samples
Detection of dissolved solid substances in different water samples

Description

In this experiment the students analyse different water samples for their salt content. For this, a few drops of different water samples are each evaporated on a watch glass dish using the burner. Depending on the water sample you can see that dissolved salts are dissolved in different amounts.

Components of equipment sets

1 675 3410  4 
Water, pure, 5 l LD
1 673 5720  4 
Sodium chloride, 1 kg LD
1 301 09  4 
Bosshead S LD
5 665 9541  8 
Dropper bulb LD
1 301 21  8 
Stand base MF LD
2 301 271  4 
Stand rod 40 cm, 10 mm Ø LD
1 301 23  4 
Stand feet, pair LD
5 665 9531  4 
Dropping pipette 150 mm x 7 mm Ø LD
5 664 154  4 
Watch glass dish 80 mm Ø LD
1 667 035
Crucible tongs 200 mm LD
1 666 688  4 
Wire triangle with clay sleeves 60 mm LD
1 666 573  4 
Stand ring with stem 100 mm Ø LD
1 666 685  4 
Wire gauze 160 mm x 160 mm LD
1 610 010  8 
Laboratory safety goggles LD
1 666 7031  8 
Teclu burner, propane LD
1 675 3410  4 
Water, pure, 5 l LD
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