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25ml 50ml with Thermometer Lab Glass Specific Gravity Bottle Pycnometer Class A (25ML)
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25ml 50ml with Thermometer Lab Glass Specific Gravity Bottle Pycnometer Class A (25ML)
This device accurately measures the volume of a glass or metal container and can determine the density of powder, liquid and particulate using the known volume of the pycnometer. It is suitable for industrial, laboratory, school, agricultural grain and other units for measuring liquid density and substance purity. Made of high borosilicate glass with high temperature resistance and temperature difference of 200 degrees.
25ml 50ml with Thermometer Lab Glass Specific Gravity Bottle Pycnometer Class A (25ML)
Item #: 18052987

25ml 50ml with Thermometer Lab Glass Specific Gravity Bottle Pycnometer Class A (25ML)

Item #: 18052987

BHD 18

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This device accurately measures the volume of a glass or metal container and can determine the density of powder, liquid and particulate using the known volume of the pycnometer. It is suitable for industrial, laboratory, school, agricultural grain and other units for measuring liquid density and substance purity. Made of high borosilicate glass with high temperature resistance and temperature difference of 200 degrees.
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What Stands Out

Precision Measurement
Designed for accurate specific gravity determination, this pycnometer ensures reliable results in lab settings, addressing the needs of researchers and scientists requiring high precision in liquid density assessments.
Integrated Thermometer
The built-in thermometer simplifies temperature monitoring during experiments, allowing for immediate adjustments and ensuring consistent measurements throughout varied laboratory environments.
Durable Design
Constructed from high-quality Class A glass, this pycnometer provides exceptional durability and resistance to chemical reactions, guaranteeing longevity and reliability for extensive laboratory use.

Product Details

Shop for high-quality Lab Glass Specific Gravity Bottle Pycnometer at Ubuy Bahrain. Accurately measure the density of liquid in industrial, laboratory, and school settings. Warranty included!
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Laboratory Technicians

    Ideal for laboratory technicians conducting density measurements and specific gravity tests in various liquid samples.

  • Educational Institutions

    Perfect for educational setups where students learn about fluid mechanics and density measurement in practical experiments.

  • Chemists and Researchers

    Essential for chemists who require precise measurements of liquid densities in research and analysis.

Not Suitable For
  • Casual Home Users

    Not suitable for individuals without lab experience needing to measure liquid density infrequently at home.

Product Description

25ml 50ml with Thermometer Lab Glass Specific Gravity Bottle Pycnometer Class A (25ML)

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Customer Questions & Answers

  • Question: What is a specific gravity bottle or pycnometer used for?

    Answer: A specific gravity bottle, also known as a pycnometer, is designed to measure the density of liquids accurately. This measurement is crucial in various scientific fields, including chemistry and material science, to determine the purity of substances or to compare different liquids. These bottles utilize the principle of buoyancy to achieve precise density results under controlled temperature. In laboratories, you may often use pycnometers for tasks such as determining the specific gravity of solutions or liquids, which can help in quality control processes.
  • Question: How do I use the thermometer in the pycnometer effectively?

    Answer: Using the thermometer integrated into the pycnometer is essential for accurate measurements since density can change with temperature. First, ensure that the thermometer is calibrated. Next, fill the pycnometer with the liquid you wish to measure and take the temperature reading. Adjust your calculations based on the temperature; most density values need to be referenced to a standard temperature (often 20°C). This procedure ensures that your density measurements are precise, making it suitable for applications like solution preparation or research analysis.
  • Question: What materials are typically used to make a pycnometer?

    Answer: Pycnometers are usually crafted from high-quality borosilicate glass, which withstands temperature variations and chemical interactions without compromising integrity. This glass provides transparency for easy observation while offering resistance to thermal shock. Some pycnometers also feature markings for volume accuracy and are designed for easy cleaning and reuse. Their durable nature makes them suitable for both routine lab use and specific experiments needing precise density measurements in diverse chemical environments.
  • Question: Why is Class A designation important in pycnometers?

    Answer: The Class A designation indicates that the pycnometer meets stringent standards for volume accuracy as set by ASTM and ISO. This classification assures users that the instrument can yield highly precise and reproducible results, which is critical when performing laboratory tests that require exact measurements. Using a Class A pycnometer is particularly significant in research settings, where even slight deviations can affect experimental outcomes. Therefore, choosing a Class A pycnometer ensures reliability in quantitative measurements in various scientific applications.
  • Question: Can I use the pycnometer for both solids and liquids?

    Answer: The primary use of a pycnometer is to measure the density of liquids; however, with modifications, it can also measure the specific gravity of solids. To do this, you would typically need to suspend the solid in a liquid of known density, allowing you to calculate its density via displacement methods. This versatility makes pycnometers valuable tools in materials science or quality control processes where understanding a material's density is essential for determining its characteristics. Always ensure that the liquid used will not react with the solid.
  • Question: What are some practical applications of a pycnometer in the lab?

    Answer: In laboratory settings, pycnometers are widely used for various applications such as determining the purity of substances, comparing different fluids, and calibrating other measuring instruments. For example, in the beverage industry, they might measure the alcohol percentage by comparing the specific gravities of the liquid before and after fermentation. In pharmaceuticals, they help ensure that products meet strict density requirements for consistency. Overall, they are essential for quality control, product formulation, and research and development across many fields.
  • Question: Is the pycnometer suitable for high-temperature applications?

    Answer: Standard pycnometers can handle moderate temperatures typically found in laboratory settings, but if you require high-temperature applications, ensure the model you choose is specifically rated for such conditions. Borosilicate glass can generally withstand elevated temperatures, but resistance varies by design and manufacturer. When conducting experiments that involve heat, using a high-grade pycnometer can prevent breakage and ensure safety while delivering accurate density readings. This is particularly relevant in fields such as chemical synthesis and thermal analysis.
  • Question: What is the difference between a 25ml and a 50ml pycnometer?

    Answer: The main difference between a 25ml and a 50ml pycnometer is their volume capacity. The 25ml pycnometer is ideal for small samples or when working with limited quantities of materials, making it perfect for high-value liquids. Conversely, the 50ml version accommodates larger volumes, beneficial when larger quantities are needed for testing or when conducting repeated experiments with the same sample. The choice between them should be based on the requirements of your specific tests and the volume of liquid you'll typically be analyzing.
  • Question: Where can I buy a 25ml 50ml Thermometer Lab Glass Pycnometer in Bahrain?

    Answer: You can conveniently buy a 25ml 50ml Thermometer Lab Glass Specific Gravity Bottle Pycnometer from Ubuy in Bahrain. Ubuy offers a variety of lab equipment, including high-quality pycnometers that meet industry standards. Their platform ensures you have access to the latest models, making it easy to find the right size, such as the 25ml or 50ml versions, equipped with integrated thermometers for precise measurements. Ubuy is a trusted source for lab supplies and equipment, ensuring a reliable shopping experience.

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Pros

  • High accuracy
  • Durable glass
  • Clear markings
  • Easy to use
  • Thermometer included

Platform Trust & Buyer Confidence

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4.6/5 148 reviews
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Maryam
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“The order arrived fast and in perfect condition”

2 June 2026 · via Trustpilot
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“I loved it. That was my second order, and I am already thinking of placing a third order.”

16-Jul-26 · via Trustpilot
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“Trusted merchant”

11 July 2026 · via Trustpilot
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Mohammad
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“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied , thank you”

13 June 2026 · via Trustpilot
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Lulwa
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“I like the package arrived safely”

17 June 2026 · via Trustpilot
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Order now and get it around Wednesday, September 16

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Features & Benefits

  • Accurately measures container volume
  • Determines density of powder, liquid and particulate
  • Suitable for industrial use
  • Made of high borosilicate glass
  • High temperature resistance
  • Temperature range: 0~40°C

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