Understanding 61 Common Laboratory Instruments

Understanding 61 Common Laboratory Instruments

1

Microscope

Used to magnify small objects to a size visible to the human eye.

2

Electronic Scale

An electronic scale is an automated weighing device used for weighing goods. It completes the measurement of goods through force-to-electricity conversion by sensors, suitable for measuring various bulk goods.

3

Centrifuge

This machine is suitable for separating liquid mixtures in biology, chemistry, genetics, medicine, hospitals, and laboratories, such as academic studies, biological entities, chlorophyll, and protein nucleic acids.

4

Thickness Gauge

A thickness gauge is used to measure the thickness of different single materials or coatings, categorized into non-destructive and destructive types, with most being non-destructive.

5

Cutter

An electric resistance cutter is used for cutting resistors, capacitors, transistors, etc., and features continuous operation, high efficiency, and smooth cutting edges.

6

Hardness Tester

A hardness tester is an instrument used to measure the hardness of various materials, categorized into Rockwell, Vickers, Brinell, Shore, Leeb, and others.

7

Polisher

During the preparation of metallographic samples, polishing is a major process. After polishing, the sample can achieve a mirror-like surface. It features smooth transmission, low noise, and easy operation and maintenance. The polishing disc diameter and power transmission are larger than similar products in the country, meeting the polishing requirements of more materials.

8

Electronic Balance

An essential instrument for laboratory analysis or quality control, it offers a large weighing capacity and high precision, achieving precise weighing even in poor environmental conditions.

9

Thermometer

A type of thermometer that uses infrared principles to sense the surface temperature of objects, convenient for operation, especially for high-temperature measurements. It is widely used for measuring temperatures of steel casting, furnace temperature, machine parts, glass, and room or body temperature.

10

Drying Oven

A commonly used instrument for drying samples, it can also provide the temperature environment required for experiments. Drying ovens are used across various industries, including chemical, electronics, casting, automotive, food, and machinery.

11

Magnifying Glass

Used for magnifying small objects for observation, identification, and verification. It comes in various forms, including desktop, portable, with light sources, and with scales, applicable in various industries.

12

Spectrophotometer

One of the commonly used analytical instruments, often used for qualitative and quantitative analysis of samples or spectral analysis such as transmission and reflection. It is widely applied in pharmaceuticals, food, petroleum, construction materials, and other fields.

13

Conductivity Meter

A conductivity meter is suitable for accurately measuring the conductivity of various liquid media, primarily used for precise measurement of liquid media’s conductivity values. When paired with corresponding constant electrodes, it can accurately measure the conductivity of high-purity water, widely used in research and production across various fields.

14

External Micrometer

Widely used for measuring length and thickness. External micrometers are categorized into digital and mechanical types, with digital precision generally at 0.001mm and mechanical types at 0.01mm or 0.001mm.

15

Internal Micrometer

Widely used for measuring hole diameters and groove widths. It is categorized into two main types: two-point contact internal micrometers and three-point internal micrometers. Two-point types generally measure larger diameters, up to 6 meters, while three-point types measure smaller diameters, with a minimum of 3.5mm. Note that three-point types can be either through-holes or blind holes.

16

Ammeter

An ammeter is an electrical instrument used to measure current strength and direction. It is divided into DC ammeters and AC ammeters, used for testing in laboratories and industrial sites.

17

Wet Bulb Thermometer

Used to determine the temperature and humidity of the environment to establish the environmental conditions for product production or storage. It is also widely applied in daily life.

18

Moisture Meter

Rapidly determines the moisture content of substances and can provide real-time temperature, sample weight, dehydration rate, and percentage of moisture in samples.

19

Metallographic Microscope

A specialized instrument primarily used to observe metallographic structures, also capable of observing the condition of opaque object surfaces. It features good stability, clear imaging, high resolution, and a large flat field of view.

20

Oscilloscope

An oscilloscope is a voltage meter with a graphical display, capable of showing how signal voltage changes over time on a screen.

21

pH Meter

A commonly used instrument for precisely measuring the acidity or alkalinity of liquid media. When paired with corresponding ion-selective electrodes, it can also measure the ion electrode potential MV value, widely applied in industries, agriculture, research, and environmental protection.

22

Multimeter

A multimeter primarily consists of a measurement mechanism and rectifier from a magnetic electric system, a multifunctional, multi-range mechanical indicating meter. It can be used to measure AC and DC voltage, current, and resistance, also known as a universal meter or multimeter. Some multimeters also have the function to measure capacitance and inductance. With the continuous advancement of electronic technology, multimeters are gradually developing towards digital types.

23

Ultrasonic Thickness Gauge

It uses ultrasonic principles to measure the thickness of all materials that are good conductors of ultrasound.

24

Ground Resistance Tester

Mainly used to test the resistance between various exposed conductive parts of equipment and the total grounding terminal of the equipment. Since the grounding resistance is very low, generally in the tens of milliohms, four-terminal measurement is required to eliminate contact resistance.

25

Bridge

A bridge is mainly used to measure resistance within its range. There are temperature measuring bridges, DC dual-arm bridges, DC resistance bridges, single-arm bridges, dual-arm bridges, voltage ratio bridges, AC bridges, high-voltage bridges, and more.

26

Sound Level Meter

A sound level meter is a basic instrument for measuring sound (noise). It measures the sound pressure level or sound level according to certain frequency weighting and time weighting. It is used for measuring various noises in environments, machines, vehicles, and other instruments, and can also be used for measurements in electroacoustics and architectural acoustics.

27

Ultraviolet-Visible Spectrophotometer

It provides a wavelength range of 200-1000nm in the ultraviolet-visible spectrum, mainly applied for qualitative and quantitative analysis of samples in the ultraviolet-visible light region.

28

Cable Fault Tester

Mainly used for testing communication cables, telephone line cables, and power cables for faults using methods such as DC high voltage flashover, impulse high voltage inductance sampling, and impulse high voltage current sampling. It includes cable flaw detectors, path flaw detectors, and fault point testers.

29

Measuring Projector

This instrument can efficiently detect the contours and surface shapes of various complex workpieces, such as templates, stamped parts, cams, threads, gears, forming files, taps, and various tools and parts. It is widely used in the mechanical manufacturing industry, instrument manufacturing, and clock industry measurement rooms and workshops.

30

Total Station

Combines the functions of a theodolite, leveling instrument, and distance measuring instrument, integrating all the strengths of these instruments to achieve higher precision and more expanded functions. It is widely used in road surveying, construction, agriculture, and forestry.

31

Theodolite

Simply put, it measures horizontal and vertical angles. It is widely used in shipbuilding, heavy equipment installation, and other industries.

32

Leveling Instrument

Utilizes a horizontal line of sight and a leveling rod to determine the height difference between two points on the ground, allowing for the calculation of unknown point elevations.

33

Distance Meter

Utilizes laser or ultrasonic technology to measure distance over a specific time. It is widely used in indoor decoration, road measurement, and equipment installation.

34

Enzyme Labeling Instrument

Widely used in hospital clinical diagnostics, epidemiological pathology testing, microbial antigen and antibody testing, parasitic disease diagnostics, blood disease diagnostics, endocrine disorder determination, and plant disease insect research.

35

Turbidity Meter

Turbidity refers to the cloudiness of water. A turbidity meter is a specialized instrument used to measure water turbidity. It is used in water treatment plants, power plants, food processing, pharmaceutical laboratories to determine water sample turbidity, and can also monitor natural water.

36

Stirrer

An ideal device for scientific research, product development, quality control, and production processes in factories, research institutions, universities, and medical units.

37

Vibration Meter

Used to measure the vibration speed and frequency of motors. If the motor is functioning normally, its vibration speed should remain within a certain range, thus each product includes a relationship between normal motor operation and vibration speed.

38

Electrophoresis Apparatus

Can perform various polyacrylamide gel electrophoresis, paper electrophoresis, starch gel electrophoresis, agarose gel electrophoresis, as well as acetate film, point washing, and various analytical preparation uses.

39

Rockwell Hardness Tester

Suitable for determining the Rockwell hardness of ferrous metals, non-ferrous metals, and ductile cast iron.

40

Electronic Analytical Balance

Integrates precision, stability, multifunctionality, and automation into one electronic balance, meeting all laboratory quality analysis requirements. It can also directly connect to printers, computers, and other devices to extend its use.

41

Constant Temperature Water Bath

Used for precision constant temperature and auxiliary heating.

42

Electronic Absorption Spectrophotometer

Characterized by using atomic absorption spectrophotometry to analyze samples, its analysis targets are metals in atomic states and some non-metal elements. It is usually used to analyze trace and ultra-trace elemental content in samples, mainly applied in biochemistry, metallurgy, and environmental protection.

43

Stereomicroscope

Used for teaching demonstrations, biological dissections, observation and analysis, and assembly and inspection of electronic and precision mechanical parts.

44

Polarimeter

Used to test the optical rotation, specific rotation, concentration, and sugar content of samples. It is an essential experimental instrument in the pharmaceutical industry, food, beverages, light industry manufacturing, and fine chemicals.

45

Ultrasonic Cleaning Device

Ultrasonic cleaning can achieve comprehensive cleaning effects, especially for deep holes, blind holes, and grooves, making it the ideal equipment without affecting the material and precision of any object. It can also be used in biochemical, physical, chemical, medical, research, and university laboratory experiments for extraction, degassing, mixing, and cell disruption.

46

Moisture Meter

Rapidly determines the moisture content of substances, providing real-time temperature, sample weight, dehydration rate, and percentage of moisture in samples.

47

Distillation Apparatus

Generates steam by heating distilled water, condensing it back into distilled water, suitable for use in pharmaceuticals, formulations, laboratories, and testing rooms.

48

Clean Bench

Widely used in medical health, pharmaceuticals, chemical experiments, electronics, national defense, precision instruments, and equipment for air purification in operational areas.

49

Dew Point Meter

A commonly used measurement device in mechanical equipment and environmental protection industries for determining dew point values in pipelines and outdoor environments.

50

Voltmeter

A voltmeter is used to measure the voltage between two segments of a circuit. The unit is volts, hence also called a voltmeter. Voltmeters are categorized into DC voltmeters and AC voltmeters, widely applicable in schools, industry, research, and national defense.

51

Incubator

An essential device for scientific research experiments, mainly used in medical health, pharmaceuticals, biology, agriculture, and research units for storing strains and biological cultures.

52

Hygrometer

Used to determine environmental humidity to establish the conditions for product production or storage. It is also widely applied in daily life.

53

Illuminance Meter

Widely used in electric light sources, scientific education, metallurgy, industrial inspection, agricultural research, and quality control in the lighting industry.

54

Profile Projector

This instrument can efficiently detect the contours and surface shapes of various complex workpieces, such as templates, stamped parts, cams, threads, gears, forming files, taps, and various tools and parts. It is widely used in the mechanical manufacturing industry, instrument manufacturing, and clock industry measurement rooms and workshops.

55

Total Station

Combines the functions of a theodolite, leveling instrument, and distance measuring instrument, integrating all the strengths of these instruments to achieve higher precision and more expanded functions. It is widely used in road surveying, construction, agriculture, and forestry.

56

Theodolite

Simply put, it measures horizontal and vertical angles. It is widely used in shipbuilding, heavy equipment installation, and other industries.

57

Leveling Instrument

Utilizes a horizontal line of sight and a leveling rod to determine the height difference between two points on the ground, allowing for the calculation of unknown point elevations.

58

Distance Meter

Utilizes laser or ultrasonic technology to measure distance over a specific time. It is widely used in indoor decoration, road measurement, and equipment installation.

59

Enzyme Labeling Instrument

Widely used in hospital clinical diagnostics, epidemiological pathology testing, microbial antigen and antibody testing, parasitic disease diagnostics, blood disease diagnostics, endocrine disorder determination, and plant disease insect research.

60

Turbidity Meter

Turbidity refers to the cloudiness of water. A turbidity meter is a specialized instrument used to measure water turbidity. It is used in water treatment plants, power plants, food processing, pharmaceutical laboratories to determine water sample turbidity, and can also monitor natural water.

61

Colony Counter

Used for counting and calculating microbial colonies, testing the antibacterial properties of antibiotics, and screening strains. It is used in food hygiene inspection, water quality analysis, clinical testing in hospitals, cosmetics inspection, and drug quality testing.

Source: Laboratory Manager

Leave a Comment