Brand: Ab international
AB International 644 (A) refers to a specific model of a laboratory centrifuge manufactured by the company AB International. The "644" designation is likely a product code assigned by the company, while the "A" at the end suggests that this is an updated or upgraded version of the original 644 model. The specific features and functionalities of this centrifuge can be found in the product manual or on the manufacturer's website. However, some general characteristics of laboratory centrifuges like the AB International 644 (A) include adjustable speed and acceleration settings, different rotor sizes for accommodating various sample volumes, safety precautions such as overload and temperature protection, and a user-friendly operating interface.