Ohaus Precision Analytical Balance EXP223/AD with 220g Capacity and 1 mg Readability

The Ohaus Precision Balance EXP223/AD is a high-performance analytical balance designed for advanced weighing applications in biotechnology, clinical diagnostics, and biomanufacturing laboratories. It features a maximum capacity of 220 g and a readability of 1 mg, making it suitable for precise measurements required in molecular diagnostics, gene editing workflows, and synthetic biology research.

Key technical features include:

• 7-inch TFT 16.7M color touchscreen with glass overlay for intuitive operation and enhanced user interaction.
• Supports a broad range of specialized weighing modes such as basic weighing, parts counting, check weighing, percent weighing, dynamic weighing, density determination, and formulation. Critical for bioprocessing and quality control workflows.
• Robust construction with a modular metal base, SST 316 stainless steel weighing pan (130 mm x 130 mm), motorized leveling, and anti-static glass draftshield with built-in ionizer to minimize measurement noise in sensitive environments.
• Automatic anti-pinch doors and touchless sensors improve safety and maintain sample integrity in sterile and contamination-sensitive lab settings.
• Advanced communication interfaces including USB Host (Type A x2), USB Device (Type B & C), Ethernet (RJ45), RS232, with optional Wi-Fi and Bluetooth dongles enabling network integration for data management in biotechnology research and quality assurance.
• Internal AutoCal™ automatic calibration ensures consistent accuracy without user intervention, essential for reproducible results in molecular cloning workflows.
• Comprehensive user management with 4 access levels and a system log capacity of 100,000 entries supports regulatory compliance and audit trails in clinical and biopharmaceutical environments.
• Supports multiple units of measurement relevant to various international applications, including grams, milligrams, taels, carats, and more, enhancing versatility across global research projects.

Environmental and operational specs include operation in 10°C – 30°C (50°F – 86°F) with 80% RH non-condensing, and a rapid stabilization time of 1.5 seconds facilitating efficient workflow in busy laboratory settings.

This precision analytical balance is widely used in biotechnology, synthetic biology, molecular diagnostics, and biomanufacturing laboratories, where reliable mass measurement and density analysis are critical elements of experimental protocols and production pipelines. Its advanced weighing functionalities and robust construction make it indispensable for formulation accuracy, sample preparation, and bioprocess quality control.

Keywords: precision analytical balance, laboratory weighing scale, density determination balance, formulation balance, molecular diagnostics weighing, bioprocessing quality control, synthetic biology lab equipment.