The Prostat PRS-801B is a portable resistance meter designed for precise measurement of surface resistance, point-to-point (Rtt), and resistance-to-ground (Rtg) values across a broad range from 0.01 Ω to 2.00 × 10¹⁴ Ω. It offers an accuracy of ±2% for measurements between 1.00 Ω and 9.99 × 10¹⁰ Ω, ensuring reliable assessments in compliance with standards such as ANSI/ESD S20.20 and ESD TR53.

Website - https://epsiloninstruments.com..../product/american-pr

The YSI Professional Plus is a versatile, handheld water quality meter designed for field and laboratory use. It measures multiple parameters such as pH, dissolved oxygen, conductivity, temperature, and more, depending on the probes used. Known for its rugged design, user-friendly interface, and reliable performance, it's ideal for environmental monitoring, wastewater treatment, and aquaculture applications.

Website - https://epsiloninstruments.com..../product/ysi-profess

The Hach 2100N is a high-precision benchtop turbidity meter designed for laboratory use. It measures the cloudiness or haziness (turbidity) of liquids, commonly used in water quality testing. With features like ratio technology and a wide measurement range, the Hach 2100N ensures accurate, repeatable results even in low- and high-turbidity samples.

Website - https://epsiloninstruments.com..../product/hach-2100n-

Catphan is a type of imaging phantom used primarily in CT (Computed Tomography) quality assurance. It helps evaluate and calibrate various aspects of CT scanner performance, such as spatial resolution, contrast, and slice thickness. Catphan phantoms are widely used in medical imaging to ensure accurate and consistent image quality.

Website - https://epsiloninstruments.com..../product/catphan-500

The YSI Professional Plus is a versatile handheld water quality meter designed for field and laboratory use. It measures multiple parameters including pH, dissolved oxygen, conductivity, turbidity, and more, making it ideal for environmental monitoring, wastewater testing, and aquaculture. Durable and user-friendly, it provides accurate data with customizable sensor options.
Website - https://epsiloninstruments.com..../product/ysi-profess