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Calibration

Ecology

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Water and its properties, B12

30 feasible experiments

Topics:

• Hydrosphere

• Water is a chemical compound

• Surface tension

• Water is not elastic

• Movement of water molecules

• The three states of water

• Volume of water

• Capillarity

• Weight of the water

• Water heating

• Thermal expansion of the water

• Water evaporation

• Boiling water

• Condensation of water vapor

• Water cycle

• Rain

• Rain gauge

• Specific weight and density of the water

• Archimede’s principle

• Floating on water

• Water pressure

• Communicating vessels

• Pascal principle

• Solid water: ice

• The melting of ice

• The cycle of ice

• Various types of water

• Water for life

• Water pollution

• Acid rains

• Acidity indicators

• Water, a precious asset to save

Price excl. tax: €198.38
Price inc. tax: €238.06

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Water analysis kit, 7021

11 feasible experiments
Topics:
• Water cycle; rain and rain gauge
• Drinking water and its distribution;
• Water pollution
• Biodegradable waste
• The detection of ammonia
• The detection of nitrites
• The detection of sulfates
• The detection of surfactants
• Biological indicators
• Water acidity
• Use of the universal indicator
• Use of the pH meter
• Acid rain
Price excl. tax: €150.83
Price inc. tax: €181.00

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Soil analysis kit 7022

13 feasible experiments
Topics:
• The soil
• Mineral and organical fraction
• Soil porosity
• Soil permeability
• Soil acidity
• Soil carbonates
• Soil ammonia
• Soil nitrites
• Soil sulphates
• Soil surfactants
• Biodegradability
Price excl. tax: €136.52
Price inc. tax: €163.82

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Ecology, 5632

30 feasible experiments
Price excl. tax: €391.66
Price inc. tax: €469.99

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Air and its properties, B13

32 feasible experiments Topics: • Atmosphere • Air exists • Air composition • Absolute and relative humidity • Air is impenetrable • Air is elastic • Air pressure • Pascal principle • Compressed air and rarefied air • Air temperature • When the air warms up • Winds • How winds are used • Air has a weight • Atmospheric pressure • Some applications of atmospheric pressure • Barometers • When the air is moving • Air to fly • Air brakes the fall • Air for life • Air pollution • Greenhouse effect • Consequences of the greenhouse effect
Price excl. tax: €227.02
Price inc. tax: €272.42

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Environment of life, B19

23 feasible experiments Topics: • Soil as a habitat • Mineral fraction of the soil • Organic fraction of the soil • Soil contains air • Soil contains water • Practice on the use of acidity indicators • Soil acidity • Carbonates in the soil • The permeability of the soil • Soil fertility • Biodegradability and soil • Water for life • Water cycle • Vaporization and condensation of water • The rain • Sea water • Drinking water and its distribution • Water pollution • How to look for ammonia • How to look for nitrite • How to look for sulphates • The research of surfactants • What the atmosphere is? • Air composition • Absolute and relative humidity • Atmospheric pollutants • Acid rains • The greenhouse effect
Price excl. tax: €184.07
Price inc. tax: €220.88

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Price excl. tax: €1,155.54
Price inc. tax: €1,386.65

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Price excl. tax: €234.69
Price inc. tax: €281.62

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Quantity:

Price excl. tax: €1,902.04
Price inc. tax: €2,282.44

In stock

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Price excl. tax: €687.90
Price inc. tax: €825.48

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