Model experiments of hand warmers (Principle of latent heatstorage tanks)

Product No: P7200460

Principle

Sodium acetate trihydrate can form supersaturated solutions. Spontaneous crystallizing out of these leads to an increase in temperature. The change in temperature over time that occurs during this process can be experimentally examined.




Materiallist (Excerpt) Product Amount
Set of Precision Balance Sartorius CPA 623S and measure software, 230 V 49224-88 1
Software Cobra4 - multi-user licence 14550-61 1
Cobra4 Wireless-Link 12601-00 1
Cobra4 Sensor-Unit Chemistry, pH and 2 x Temperature NiCr-Ni 12630-00 1
Cobra4 Wireless Manager 12600-00 1
Heating hotplate, Ø = 90 mm,500 W, 230 V 04028-93 1
Immersion probe NiCr-Ni, steel, -50...400°C 13615-03 1
Stand for Cobra4 12681-00 1
Protective desk plate 40 x 40 cm 39180-10 1
Water, distilled 5 l 31246-81 1
Sodium acetate trihydrate, 250 g 30149-25 1
Test tube, 180x18 mm,100pcs 37658-10 1
Boiling beads, 200 g 36937-20 1
Protecting glasses, clear glass 39316-00 1
Glass beaker DURAN®, short form, 600 ml 36015-00 2
Graduated cylinder 10 ml 36625-00 1
Powder spatula, steel, l=180mm 47561-00 1
Wash bottle, plastic, 500 ml 33931-00 1
Glass rod,boro 3.3,l=300mm, d=7mm 40485-05 1

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Product No: P7200460

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