Product details

Magnetic stirring bar 30 mm, cylindrical

Magnetic stirring bar 30 mm, cylindrical

Item no.: 46299-02

  • Description
  • Related Experiments

Function and Applications

Magnetic stirring bar for a variety of mixing tasks.


  • The magnetic stirring bar has a high permanent magnetic force and a long life.

Equipment and technical data

  • Permanent magnet
  • Completely covered with PTFE
  • Colour: white
  • Temperature resistant to 270 ° C
  • Shape: cylindric
  • Length: 30 mm
Experiment Item no.
Set gas laws with glass jacket, 230 V 43003-88
Properties of aluminium P1143400
Electrical conductivity of solutions of salts P1145700
Dependence of the reaction velocity on the type of substance I P1149100
Dependence of the reaction velocity on the temperature P1149400
Keto-enol tautomerism of ethyl acetoacetate P1154000
Gay-Lussac's law P1292400
Charles's (Amontons') law and Gay-Lussac's law P1292500
Viscosity of Newtonian and non-Newtonian liquids (rotary viscometer) P2140300
Surface tension with the ring method (Du Nouy method) P2140500
Vapour pressure of water below 100°C - molar heat of vaporisation P2340200
Freezing point depression P3021101
Determination of the heating values of solid and gaseous fuels in a horizontal calorimeter P3021301
Determination of the heat of formation of water P3021501
Determination of the heat of formation for CO2 and CO (Hess' law) P3021601
Hess's law with Cobra4 P3021661
Determination of the heating value of fuel oil and of the calorific value of olive oil P3021701
Determination of molar masses via a measurement of the freezing point depression (cryoscopy) P3022000
Solubility product with Cobra4 P3030862
Complex formation equilibrium / equilibrium constant P3031001
Adsorption isotherms P3040801
Reaction rate and activation energy of the acid hydrolysis of ethyl acetate P3050201
Kinetics of the inversion of saccharose P3050301
Conductivity titration with Cobra4 P3060760
Determination of the activity coefficient by a conductivity measurement with Cobra4 P3060862
Nernst equation with Cobra4 P3060962
Titration curves and buffering capacity with Cobra4 P3061660
Electrogravimetric determination of copper P3062201
Haloalkanes: Grignard reagent P3101000
Toluene: Bromination in the nucleus P3101300
Briggs-Rauscher reaction with Cobra4 - classical clock reaction P3121660
Determination of the isoelectric point of various amino acids with Cobra4 P4120160
Ionic permeability of the cell membrane with Cobra4 P4120260
Determination of the Michaelis constant with Cobra4 P4120360
Substrate inhibition of enzymes with Cobra4 P4120460
Enzyme inhibition (poisoning of enzymes) with Cobra4 P4120560
Standard Labware for Set pH-Titration Cobra4 12627-01
Accessories/spares glass mantle 43000-00
Thermal conductivity of metals P2350201
Cobra4 Sensor-Unit Drop Counter 12636-88
Thermal and electrical conductivity of metals P2350200
Necessary accessories for Basic set Biochemistry & plant physiology 65980-77

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