GR-300 Analytical Balance from A&D Weighing

Readability (mg) 0.1
Capacity (g) 301
Stabilization Time (sec) 3.5
Repeatability (mg) 0.1
Pan Size (mm) 85
Internal Calibration Yes
RS-232 No
Bluetooth Yes
USB No
PS2 No
WiFi No
Ethernet No
Display Alpha Numeric LCD
ISO No
GLP No
GMP No
GCP No
Mobile App No

High Accuracy Weighing Coming from Unparalleled Readability

The GR-300 Analytical Balance from A&D Weighing makes way for multi-purpose and convenient weighing best for applications in pharmaceutical, chemical, and environmental labs. Delivering accurate performance and outstanding value for your money, the A&D Weighing GR-300 recognizes sample mass variations by its 0.1 mg readability, like the GR-202 Analytical Balance from A&D Weighing also from the same GR series. Looking for a chemical balance with a higher resolution from a different brand? Opt for the Explorer EX225D/AD Analytical Balance from Ohaus instead.

Dependable Repeatability for Infallible Measurement Results

The A&D Weighing GR-300 balance renders consistent weighing results no matter how many users operate the unit thanks to its 0.1 mg repeatability. Offering this kind of reproducibility while at the same time following the same weighing conditions, the A&D Weighing GR-300 promotes hassle-free sample measurement analysis as it saves precious time especially when recording measurement values. Leaning more to a model with higher repeatability than the A&D Weighing GR-300? Check out the MYA 2.4Y Microbalance from Radwag.

Uninterrupted Weighing Anywhere

Accommodate a variety of substances with the GR-300 Analytical Balance from A&D Weighing that is equipped with a 85 mm pan for handling up to 301 g of samples. Whether working on solids or liquids, the A&D Weighing GR-300 establishes weighing precision and accuracy through its internal calibration feat allowing fast recalibration every time needed. A good alternative if you require another model with the same readability but with a bigger capacity would be the AS 310.R2 Analytical Balance from Radwag.

Instrumental Features to Consider for Convenient Weighing

Alphanumeric LCD icon Alpha Numeric LCD

Offering a wide and bright Alpha Numeric LCD, users are guaranteed highly visible readout of data,minimizing user-errors and emphasizing emphasizing efficiency.

Internal Calibration icon Internal Calibration

Not counting on something manually done, the A&D Weighing GR balance ensures weighing precision is not compromised because it can do self-calibration when needed.

Enhanced Efficiency Right in the Bag

Having the ability to show weighing values in just 3.5 seconds, the A&D Weighing GR-300 balance not only elevates lab output but also enhances productivity.

Streamlined Device-to-Device Communication for Expedited Research Process

Whether you are connecting to multiple computers or other networks,, the A&D Weighing GR-300 has you covered with its bluetooth-enabled technology.

  • Internal Calibration

  • Balance ID Number

  • Data Memory Function

  • Auto “Power On” Function

  • 5 Year Warranty


Gemini Series balances offer a large weighing chamber yet occupy little space in comparison to conventional balances with rear-mounted motors. These analytical balances are easy to use and calibrate and they adjust their settings based on environmental changes.

For over 40 years, A&D Weighing has been providing advanced and accurate measurement instruments for a diverse range of markets including Research, Industrial Protection, Jewelry, and Food Processing. One of the trusted names when it comes to precision measurement and product inspection, A&D Weighing delivers an innovative line of electronic balances, digital scales, weighing indicators and controllers, load cells, and non-destructive measurement equipment. Complying to ISO:9001-2008 standards, A&D manufactures high quality products from worldwide operations in the US, Japan, Germany, Australia, Great Britain, and Korea and serves the Americas from its headquarters in Silicon Valley, San Jose, CA. Trust A&D to prove performance with its 5-year warranty on all microbalances, analytical balances, and precision scales.

A&D’s product line available on Lab.Equipment is comprised of the following:

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Ethernet: No
Mobile App: No
[Lab Balance] Bluetooth: Yes
[Lab Balance] Capacity (g): 301
[Lab Balance] Display: Alpha Numeric LCD
[Lab Balance] GCP: No
[Lab Balance] GLP: No
[Lab Balance] GMP: No
[Lab Balance] ISO: No
[Lab Balance] Internal Calibration: Yes
[Lab Balance] PS2: No
[Lab Balance] Pan Size (mm): 85
[Lab Balance] RS-232: No
[Lab Balance] Readability (mg): 0.1
[Lab Balance] Repeatability (mg): 0.1
[Lab Balance] Stabilization Time (sec): 3.5
[Lab Balance] USB: No
[Lab Balance] WiFi: No

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