Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases except navigational, hydrological or meteorological instruments and appliances, gas or liquid supply meters, and automatic regulating or controlling instruments and apparatus for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or the like, or for measuring or checking quantities of heat, sound or light

CPC v2.1 Code: 4825

About hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases except navigational, hydrological or meteorological instruments and appliances, gas or liquid supply meters, and automatic regulating or controlling instruments and apparatus for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or the like, or for measuring or checking quantities of heat, sound or light

cpc code 4825 encompasses a diverse range of scientific and industrial instruments used for measuring and monitoring various physical and chemical properties of liquids and gases. These instruments play a crucial role in industries such as manufacturing, environmental monitoring, and scientific research, ensuring accurate data collection and process control. The global market for these specialized instruments continues to grow, driven by increasing demand for precision measurement and the need for advanced process monitoring and control technologies.

Production process

The production of instruments under cpc code 4825 typically involves a combination of precision engineering, advanced materials, and sophisticated electronics. Manufacturers utilize a range of techniques, including computer-aided design (CAD), computer numerical control (CNC) machining, and automated assembly processes, to ensure the consistent quality and reliability of these instruments. The incorporation of microprocessors, sensors, and communication interfaces further enhances the functionality and versatility of these measurement and monitoring devices.

Production inputs

The production of instruments under cpc code 4825 requires a variety of raw materials, including metals, plastics, glass, and electronic components. Manufacturers often source high-quality materials from specialized suppliers to meet stringent performance and safety standards. Additionally, these industries rely on advanced manufacturing equipment, such as precision machining tools, calibration and testing equipment, and specialized assembly lines, to ensure the accurate and efficient production of these specialized instruments.

Production outputs

Instruments classified under cpc code 4825 are used in a wide range of applications, including 4821 Navigational, hydrological, meteorological, geophysical and similar instruments and appliances, 4822 Gas or liquid supply or production meters; calibrating meters thereof, and 4823 Instruments and apparatus for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or the like; instruments and apparatus for measuring or checking quantities of heat, sound or light. These instruments are essential for monitoring and controlling various industrial processes, ensuring product quality, and supporting scientific research and environmental monitoring activities.

Family tree for hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases except navigational, hydrological or meteorological instruments and appliances, gas or liquid supply meters, and automatic regulating or controlling instruments and apparatus for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or the like, or for measuring or checking quantities of heat, sound or light

    graph LR
    A["<a href='/classifications/cpc/v2-1/4'>4: Metal products, machinery and equipment</a>"]
A --> B["<a href='/classifications/cpc/v2-1/48'>48: Medical appliances, precision and optical instruments, watches and clocks</a>"]
B --> C["<a href='/classifications/cpc/v2-1/482'>482: Instruments and appliances for measuring, checking, testing, navigating and other purposes, except optical instruments; industrial process control equipment; parts and accessories thereof</a>"]
C --> D["<a href='/classifications/cpc/v2-1/4825'>4825: Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers, instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases except navigational, hydrological or meteorological instruments and appliances, gas or liquid supply meters, and automatic regulating or controlling instruments and apparatus for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or the like, or for measuring or checking quantities of heat, sound or light</a>"]

    C --> E["<a href='/classifications/cpc/v2-1/4821'>4821: Navigational, meteorological, geophysical and similar instruments and appliances</a>"]
C --> F["<a href='/classifications/cpc/v2-1/4822'>4822: Radar apparatus, radio navigational aid apparatus and radio remote control apparatus</a>"]
C --> G["<a href='/classifications/cpc/v2-1/4823'>4823: Precision balances; instruments for drawing, calculating, measuring length, etc.</a>"]
C --> H["<a href='/classifications/cpc/v2-1/4824'>4824: Instruments and apparatus for measuring or checking electrical quantities, except electricity production or supply meters; instruments and apparatus for measuring or detecting ionizing radiations</a>"]
C --> I["<a href='/classifications/cpc/v2-1/4826'>4826: Other measuring, checking and testing instruments and appliances</a>"]
C --> J["<a href='/classifications/cpc/v2-1/4828'>4828: Parts and accessories for the goods of classes 4821 and 4823 to 4826</a>"]

    D --> K["<a href='/classifications/cpc/v2-1/48251'>48251: Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers</a>"]
D --> L["<a href='/classifications/cpc/v2-1/48252'>48252: Instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases, except navigational, hydrological or meteorological instruments and appliances, gas or liquid supply meters and automatic regulating or controlling instruments and apparatus</a>"]
D --> M["<a href='/classifications/cpc/v2-1/48253'>48253: Instruments and apparatus for physical or chemical analysis, for measuring or checking viscosity, porosity, expansion, surface tension or the like, or for measuring or checking quantities of heat, sound or light</a>"]


    %% Color coordination by level

    classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level1
class B level2
class C level3
class D level4
class E level4
class F level4
class G level4
class H level4
class I level4
class J level4
class K level5
class L level5
class M level5

  class D highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class D highlight