In this experiment, acid rain is to be artificially prepared by passing gases such as SO2, NO2 and Co2 through water.
| Materiallist (Excerpt) |
Product |
Amount |
|
Cobra3 Chem-Unit, USB
|
12153-50
|
1
|
|
Software Cobra3 Chem-Unit
|
14520-61
|
1
|
|
pH-electrode, plastic body, gel, BNC
|
46265-15
|
1
|
|
Power supply 12V / 2A
|
12151-99
|
1
|
|
Support base variable
|
02001-00
|
1
|
|
Separatory funnel, 50 ml cylind.
|
36869-00
|
1
|
|
Pasteur pipettes, 1ml, PE, 500pcs
|
36615-00
|
1
|
|
Hydrochloric acid, 1.0 mol/l, 1000 ml
|
48454-70
|
1
|
|
Water, distilled 5 l
|
31246-81
|
1
|
|
Sodium nitrite 250 g
|
30161-25
|
1
|
|
Protection sleeve for electrode with a diameter of 12 mm
|
37651-15
|
1
|
|
Buffer solution, pH 4.01, 1000 ml
|
46270-12
|
1
|
|
Buffer solution, pH 10.01,1000 ml
|
46272-12
|
1
|
|
Sodium carbonate, anhyd. 250 g
|
30154-25
|
1
|
|
Sodium pyrosulphite 250 g
|
30152-25
|
1
|
|
Glycerol 99% 100 ml
|
30084-10
|
1
|
|
Data cable, plug/ socket, 9 pole
|
14602-00
|
1
|
|
Test tube,180x20 mm,side arm,PN19
|
36330-00
|
3
|
|
Test tube rack for 12 tubes, holes d= 22 mm, wood
|
37686-10
|
1
|
|
Universal clamp
|
37718-00
|
2
|
|
Boss head
|
02043-00
|
2
|
|
Support rod, stainless steel, 500 mm
|
02032-00
|
1
|
|
Glass beaker DURAN®, tall, 50 ml
|
36001-00
|
2
|
|
Spoon, special steel
|
33398-00
|
1
|
|
Wash bottle, plastic, 500 ml
|
33931-00
|
1
|
|
Graduated pipette, 5 ml
|
36599-00
|
1
|
|
Dropping bottle,plastic,50ml
|
33920-00
|
1
|
|
Rubber stopper, d = 22/17 mm, 1 hole
|
39255-01
|
1
|
|
Rubber stopper, d=22/17 mm, without hole
|
39255-00
|
2
|
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