The HI96822 Digital Refractometer is a portable, precise instrument designed for quick salinity analysis of seawater, including natural, artificial, and brackish sources. It delivers results in Practical Salinity Units (PSU), parts per thousand (ppt), and specific gravity (S.G. 20/20) within just 1.5 seconds. Built with a flint glass prism and stainless steel well, it ensures accuracy and easy maintenance.

Ideal for lab, field, or aquarium use, the HI96822 features automatic temperature compensation, one-point calibration, and a water-resistant IP65 casing. With just two drops of sample needed, it offers reliable, user-friendly measurements every time.