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Ohaus Explorer EX223 Analytical Balance with 220 g Capacity and 1 mg Readability

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Max Capacity
220 g
Readability
1 mg
Pan Size
5.1 in (130 mm)
Internal Calibration
AutoCal™ – Automatic
Draftshield
Yes
All 16 specifications
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Specifications 16

Brands
Ohaus
New/Used
Used
Max Capacity
220 g
Readability
1 mg
Pan Size
5.1 in (130 mm)
Internal Calibration
AutoCal™ – Automatic
Draftshield
Yes
Communication
USB, RS232
Display
Full color 5.7” VGA touch screen
Linearity ±
0.002 g
Minimum Weight (USP, 0.1%, typical)
1.6 g
Repeatability, typical
0.001 g
Stabilization Time
1 sec
Units of Measure
Singapore Tael; Ounce Troy; Pennyweight; Grain; Kilogram; Tical; Custom; Milligram; Momme; Newton; Baht; Taiwan Tael; Gram; Hong Kong Tael; Pound; Tola; Mesghal; Carat; Ounce
Dimensions
15x9x14”
Electrical
12v

Product description

Analytical balance with 220 g capacity, 1 mg readability, AutoCal™ calibration, touchscreen, draft shield for precision weighing.

The Ohaus Explorer EX223 Analytical Balance is a high-precision laboratory scale optimized for accurate and repeatable weighing in research, quality control, and regulated environments. Designed to support demanding analytical workflows, it features:

  • Maximum capacity of 220 g with readability of 1 mg (0.001 g) for fine measurement accuracy essential in molecular diagnostics and bioprocessing applications.
  • Internal AutoCal™ automatic calibration ensuring traceable and consistent calibration without manual intervention, critical for biomanufacturing quality assurance.
  • A 5.7” full-color VGA touchscreen combined with a detachable control panel, enhancing user interface flexibility and ease of integration into compact bioscience and biotechnology lab setups.
  • A protective draft shield to minimize weighing errors from environmental disturbances, improving reliability in live-cell imaging and biomedical engineering workflows requiring stringent mass measurements.
  • Rapid stabilization time of 1 second and exceptional repeatability of 0.001 g, reducing operator variability for consistent, defensible results in analytical chemistry and synthetic biology research.
  • Communication ports including USB and RS232, facilitating seamless connectivity with laboratory information management systems (LIMS) and automated data logging platforms used in clinical diagnostics.
  • Support for a wide range of units of measure, including custom units suited for diverse international biotechnological research and gene editing protocols.

With a pan size of 130 mm diameter, compact dimensions (15 x 9 x 14 inches), and 12 V power requirements, this analytical balance is both space-efficient and compatible with standard lab infrastructure. The Explorer EX223 is widely adopted in biotechnology laboratories as a core instrument essential for molecular cloning workflows, biopharmaceutical production pipelines, and precise biomass quantification.

This balance package includes a draft shield, user manual, power cord, and a 30-day warranty. Note that calibration weights are not included but recommended for specific validation protocols. The Ohaus Explorer EX223 offers a robust, dependable solution for laboratories prioritizing precision, reliability, and workflow efficiency in advanced biotechnology and clinical research environments.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026