Pectins Principle
Fruit juices contain pectic substances, which can be isolated by precipitation with ethanol. Pectins are polysaccharides, which form stable gels with sugar and citric acid. Pectic substance is detected in orange juice. Learning objectives - Composition and function of pectic substances
Benefits - Easy teaching and efficient learning by using interactive experimentation PHYWE-Software
- Experiment is part of a complete solution set with experiments for the topic Food Chemistry matched with international curriculum: all topics are covered
Scope of delivery |
Support base, variable
|
02001-00
|
1
| |
Stand rods, stainless steel, various sizes
|
02059-00
|
1
| |
Boss head
|
02043-00
|
1
| |
Wire gauze with ceramic, 160 x 160 mm
|
33287-01
|
1
| |
Spoon, special steel
|
33398-00
|
1
| |
Wash bottle, 250 ml, plastic
|
33930-00
|
1
| |
Funnels, plastic, various sizes
|
46895-00
|
1
| |
Beakers, Boro, low form, various sizes
|
46054-00
|
1
| |
Beakers, Boro, low form, various sizes
|
46055-00
|
1
| |
Erlenmeyer flasks, Duran®, narrow neck, various sizes
|
36118-00
|
1
| |
Graduated cylinders, plastic, various sizes
|
36629-01
|
1
| |
Test tube, laboratory glass, various lengths, 100 pcs.
|
37658-10
|
1
| |
Test tube brush w. wool tip,d20mm
|
38762-00
|
1
| |
Test tube rack, wood, for 6 tubes d= 22mm
|
MAU-20042200
|
1
| |
Ring with boss head, i. d. = 10 cm
|
37701-01
|
1
| |
Universal clamp
|
37715-01
|
1
| |
Students thermometer,-10...+110°C, l = 180 mm
|
38005-02
|
1
| |
Test tube holder, up to d 22mm
|
38823-00
|
1
| |
Protecting glasses, clear glass
|
39316-00
|
1
| |
Rubber gloves, size M (8), one pair
|
39323-00
|
1
| |
Glass rod, boro 3.3, l=200mm, d=6mm
|
40485-04
|
1
| |
Pipette with rubber bulb
|
64701-00
|
1
| |
Ethanol extra pure ab.95% 1000 ml
|
30008-70
|
1
| |
Citric acid 250 g
|
30063-25
|
1
| |
D (+)-Sucrose 250 g
|
30210-25
|
1
| |
Water, distilled 5 l
|
31246-81
|
1
| |
Boiling beads, 200 g
|
36937-20
|
1
| |
Butane burner with cartridge, 220 g
|
32180-00
|
1
| |
Pleated filter, various sizes
|
47580-04
|
1
|
|
Service
