Chemistry
Chemistry and laboratory equipment
100ml glass spirit lamp with a screw-on aluminum base cap.
For measuring the strength of pure alcohol. Built-in thermometer with compensation scale. In plastic case. 0-100 Vol %, length 320 mm, 40 g
The model consists of:
a white top section with 4 black electron orbits;
a black bottom section with 4 white electron orbits;
30 protons, 30 neurons, 30 electrons
Topics covered:
atoms
isotopes
ions
noble gas configurations
element bonding
covalent bonds
ionic compounds
elements
atomic mass
atomic number
periodic table
The brush part measures 42 x 20 mm, total length 440 mm. The brush part is freely movable within a range of 100 degrees.
| Delivery contents | Penetration probe thermometer, battery, instruction manual |
| Measuring range temperature | -40...+200°C (-40...+392°F) |
| Material | Plastic |
| Power consumption | Batteries |
| Batteries included | yes |
| Batteries | 1 x LR44 1.5 V |
| Dimensions | (L) 20 x (B) 16 x (H) 205 mm |
| Weight | 29 g |
Dimensions 630 x 550 mm. Metal
Small laboratory stove with power regulator. Heating plate d=80mm, base d=140mm, h=65mm. Power supply 230V, power 500W.
Single-zone tabletop stove
• Power: approx. 1500 W
• Hob: approx. 18.5 cm Ø
• Smooth temperature control
• Indicator light
• Dimensions: (W) 25 x (D) 29 x (H) 8.5 cm
Power supply 230V
Max weighing object 200g with a reading of 0.01g. Weighing plate d=105mm.
Battery power 9V (included) or external 230V adapter purchased separately for 20 EUR.
Filtering time according to Herzberg 10 sec.
Porosity 20-25 micrometers
Other sizes also available.
Filtering time according to Herzberg 180 sec.
Porosity 2-3 micrometers
Other sizes also available.
Filtering time according to Herzberg 20 sec.
Porosity 15 micrometers
Other sizes also available.
| Speed control range | 0-3000 RPM |
|---|---|
| Max. stirring volume (water) | 5 litres |
| Max. length of magnetic stirring element (bar) | 50 mm |
| Stirring liquid viscosity | up to 1170 mPa.s |
| Maximum continuous operation time | 24 hrs |
| Operation in closed laboratory rooms | at ambient temperature from +4°C to +40°C |
| Working plate size | 110×110 mm |
| Working surface material | Stainless steel |
| Overall dimensions (W×D×H) | 120×150×65 mm |
| Weight | 0.8 kg |
| Input current/power consumption | 12 V, 220 mA / 2.6 W |
| External power supply | Input AC 100–240 V; 50/60 Hz; Output DC 12 V |
For the quantitative determination of gas quantities during the electrolysis of water. Improved version with Schellbach measuring tubes for easier reading, as well as GL 18 threads for holding the coal electrodes. Level vessel is connected via a hose line.
Protection up to +250°C according to EN 407. Also protects against cold, cuts. Breathable, lined. Length: 400 mm, size: 11.
High quality red light diode laser pointer.
Powered by 2xAAA batteries.
dimensions: 138 x 18mm
weight: 24g
Suitable for determining solutions in chemistry. Turns red when the pH is below 4 and blue when the pH is above 9. 4.8 m in a roll.
| Speed control range | 250-1250 RPM |
|---|---|
| Max. stirring volume (water) | 15 litres |
| Plate temperature regulation range | +30°C...+330°C |
| Temperature uniformity on the plate | ±3°C |
| Working plate heating time till 330°C | 15 min |
| Maximum continuous operation time | 168 h |
| Diameter of working plate | 160 mm |
| Working surface material | Aluminium alloy |
| SR-1, attachable stand size | Ø 8 × 320 mm |
| Length of magnetic stirring element | 10–50 mm |
| Max. stirring liquid viscosity | up to 1170 mPa.s |
| Fault indication | Outputs sound signal and turns off the heating |
| Overall dimensions (W×D×H) | 190x270x100 mm |
| Weight | 2.9 kg |
| Power consumption (Stirring) | 8.5 W |
| Power consumption (Heating) | 550 W |
| Nominal operating voltage | 230 V; 50/60 Hz or 120 V; 50/60 Hz |
pH buffer solutions 4.01; 7.00 and 10.00. Ready to use, in sachets, 25ml each.
Pack of 100 strips, each strip is usable throughout, i.e. smaller pieces can be cut.
Min unit 1 pH unit. Roll 4.8m
For determining the acidity or alkalinity of various liquids. 100 strips, range 0-14 pH, step 1pH unit
For determination of bases, turns pink when pH is above 9. Roll 4.8 m.
Al, Zn, Pb, Cu, Brass, Fe. Dimensions 75x24x3mm, equipped with screw terminals.
Diameter 10mm. Test tube cleaning brush, wool tip.
Collect temperature data directly through the USB port of a computer or Chromebook.
Specifications
- Range: -20°C – 115°C
- Maximum temperature that the sensor can tolerate without damage: 150°C
- Resolution: 0.07°C
- Accuracy: ± 0.5°C
- Response Time: 4s (to 90% of full reading in water)
UV lamp with handle.
2 wavelengths switchable: 254 nm and 366 nm.
Nominal lighting power: 6W
Power supply: 230V
Dimensions: 290 x 70 x 60 mm
Filter: 22*70mm
Water bath 2 liters for keeping the contents of test tubes and flasks, etc. at a constant temperature.
Internal dimensions of the bath l x w x h in the middle 135 x 125 x 145 mm. Volume approx. 2 L.
With thermostat. Power 200W, power supply 230V, temperature adjustable +5...+99 degrees, accuracy +-0.5 degrees.
Timer 1-999 minutes.
Protection against too low water level.
For measuring the strength of pure alcohol. Built-in thermometer with compensation scale. In plastic case. 0-100 Vol %, length 320 mm, 40 g
The model consists of:
a white top section with 4 black electron orbits;
a black bottom section with 4 white electron orbits;
30 protons, 30 neurons, 30 electrons
Topics covered:
atoms
isotopes
ions
noble gas configurations
element bonding
covalent bonds
ionic compounds
elements
atomic mass
atomic number
periodic table
The brush part measures 42 x 20 mm, total length 440 mm. The brush part is freely movable within a range of 100 degrees.
| Delivery contents | Penetration probe thermometer, battery, instruction manual |
| Measuring range temperature | -40...+200°C (-40...+392°F) |
| Material | Plastic |
| Power consumption | Batteries |
| Batteries included | yes |
| Batteries | 1 x LR44 1.5 V |
| Dimensions | (L) 20 x (B) 16 x (H) 205 mm |
| Weight | 29 g |
Small laboratory stove with power regulator. Heating plate d=80mm, base d=140mm, h=65mm. Power supply 230V, power 500W.
Single-zone tabletop stove
• Power: approx. 1500 W
• Hob: approx. 18.5 cm Ø
• Smooth temperature control
• Indicator light
• Dimensions: (W) 25 x (D) 29 x (H) 8.5 cm
Power supply 230V
Max weighing object 200g with a reading of 0.01g. Weighing plate d=105mm.
Battery power 9V (included) or external 230V adapter purchased separately for 20 EUR.
Filtering time according to Herzberg 10 sec.
Porosity 20-25 micrometers
Other sizes also available.
Filtering time according to Herzberg 180 sec.
Porosity 2-3 micrometers
Other sizes also available.
Filtering time according to Herzberg 20 sec.
Porosity 15 micrometers
Other sizes also available.
| Speed control range | 0-3000 RPM |
|---|---|
| Max. stirring volume (water) | 5 litres |
| Max. length of magnetic stirring element (bar) | 50 mm |
| Stirring liquid viscosity | up to 1170 mPa.s |
| Maximum continuous operation time | 24 hrs |
| Operation in closed laboratory rooms | at ambient temperature from +4°C to +40°C |
| Working plate size | 110×110 mm |
| Working surface material | Stainless steel |
| Overall dimensions (W×D×H) | 120×150×65 mm |
| Weight | 0.8 kg |
| Input current/power consumption | 12 V, 220 mA / 2.6 W |
| External power supply | Input AC 100–240 V; 50/60 Hz; Output DC 12 V |
For the quantitative determination of gas quantities during the electrolysis of water. Improved version with Schellbach measuring tubes for easier reading, as well as GL 18 threads for holding the coal electrodes. Level vessel is connected via a hose line.
Protection up to +250°C according to EN 407. Also protects against cold, cuts. Breathable, lined. Length: 400 mm, size: 11.
High quality red light diode laser pointer.
Powered by 2xAAA batteries.
dimensions: 138 x 18mm
weight: 24g
Suitable for determining solutions in chemistry. Turns red when the pH is below 4 and blue when the pH is above 9. 4.8 m in a roll.
| Speed control range | 250-1250 RPM |
|---|---|
| Max. stirring volume (water) | 15 litres |
| Plate temperature regulation range | +30°C...+330°C |
| Temperature uniformity on the plate | ±3°C |
| Working plate heating time till 330°C | 15 min |
| Maximum continuous operation time | 168 h |
| Diameter of working plate | 160 mm |
| Working surface material | Aluminium alloy |
| SR-1, attachable stand size | Ø 8 × 320 mm |
| Length of magnetic stirring element | 10–50 mm |
| Max. stirring liquid viscosity | up to 1170 mPa.s |
| Fault indication | Outputs sound signal and turns off the heating |
| Overall dimensions (W×D×H) | 190x270x100 mm |
| Weight | 2.9 kg |
| Power consumption (Stirring) | 8.5 W |
| Power consumption (Heating) | 550 W |
| Nominal operating voltage | 230 V; 50/60 Hz or 120 V; 50/60 Hz |
pH buffer solutions 4.01; 7.00 and 10.00. Ready to use, in sachets, 25ml each.
Pack of 100 strips, each strip is usable throughout, i.e. smaller pieces can be cut.
For determining the acidity or alkalinity of various liquids. 100 strips, range 0-14 pH, step 1pH unit
Al, Zn, Pb, Cu, Brass, Fe. Dimensions 75x24x3mm, equipped with screw terminals.
Collect temperature data directly through the USB port of a computer or Chromebook.
Specifications
- Range: -20°C – 115°C
- Maximum temperature that the sensor can tolerate without damage: 150°C
- Resolution: 0.07°C
- Accuracy: ± 0.5°C
- Response Time: 4s (to 90% of full reading in water)
UV lamp with handle.
2 wavelengths switchable: 254 nm and 366 nm.
Nominal lighting power: 6W
Power supply: 230V
Dimensions: 290 x 70 x 60 mm
Filter: 22*70mm
Water bath 2 liters for keeping the contents of test tubes and flasks, etc. at a constant temperature.
Internal dimensions of the bath l x w x h in the middle 135 x 125 x 145 mm. Volume approx. 2 L.
With thermostat. Power 200W, power supply 230V, temperature adjustable +5...+99 degrees, accuracy +-0.5 degrees.
Timer 1-999 minutes.
Protection against too low water level.