We sell :
Investigating the Hall effect in silver

Hall effect apparatus ( silver) 58681
Microvoltmeter 53213
Universal Measuring Instrument Physics 531835
Combi B-Sensor S 5240381
Extension cable, 15-pole 50111
Multimeter LDanalog 30 531130
High current power supply 52155
Variable extra low-voltage transformer 52139
U-core with yoke 56211
Pair of bored pole pieces 56031
Coil with 250 turns 56213
Stand rod, 25 cm 30041
Leybold multiclamp 30101
Stand base, V-shape, 20 cm 30002
Pair cables 100 cm, red/ blue 50146Connecting lead 100 cm black 50133
.
Electron spin resonance at DPPH - determining the magnetic field as a function of the resonance frequency

ESR basic unit 51455
ESR control unit 514571
Pair of Helmholtz coils 555604
Two-Channel Oscilloscope 303 575211
BNC Cable, l = 1 m 50102
Saddle base 30011
Connecting lead 25 cm black 50123
Connecting lead 50 cm red 50125
Connecting lead 50 cm blue 50126
.
Operating the hot-air engine as a heat pump and a refrigerator
.
.Hot-air engine 388182
Thermometer for hot-air engine 38819
Experiment motor, 60 W 34735
Control unit for experiment motor 34736
Additionally recommended:
Immersion pump 12 V 388181
Low-voltage power supply 521230
Silicone tubing, 7 mm Ø 667194
Wide-mouthed can, 10 l 604313
.
.
.
Determining the gravitational constant with the gravitation torsion
balance after Cavendish - Measuring the excursion with a light pointer
.
.Gravitation torsion balance 332101
He-Ne-Laser, linear polarized 471830
Stopclock, d = 21 cm 31305
Steel tape measure, l = 2 m/ 78" 31177
Stand base, V-shape, 20 cm 30002
Rotatable clamp 30103
Leybold multiclamp 30101
Stand rod, 47 cm 30042
..
.
.
Confirming Coulomb' s law - Measuring with the torsion balance,
Schü rholz design

Torsion balance51601
Accessories for Coulomb' s law 51620
Scale on stand 51604
High Voltage Power Supply 25 kV 521721
High voltage cable, 1 m 50105
Insulated stand rod, 25 cm 59013
Saddle base 30011
Electrometer amplifier 53214
Plug-in power supply 12 V AC 562791
Capacitor 1 nF, 100 V 57825
Capacitor 10 nF, 100 V 57810
Multimeter LDanalog 20 531120
Faraday' s cup 54612
Clamping plug 590011
Stand base, V-shape, 20 cm 30002
Connecting rod 53216
He-Ne-Laser, linear polarized 471830
Stand rod, 47 cm 30042
Leybold multiclamp 30101
Stopclock I 31307
Wooden ruler, l = 1 m/ 39 inch 31103
Pair cables 50 cm, red/ blue 50145
Connecting Lead 25 cm Black 500414
Connecting Lead 50 cm Black 500424
Connecting Lead 100 cm Black 500444
Connecting lead 200 cm yellow/ green 50143
.
.
Batuan Mineral
.
KC7031 Coesite
KS0050 College Stereochemistry Set
KS0051 Student Organic Chemistry Set
KS7039 Dolomite
KS7050 Haematite
KS7053 Hemimorphite
KS7057 Illite
KS7058 Illmenite
KS7083 Montmorillonite
..
Contact :
e-mail : karyamitrausaha@ yahoo.com.