: It streamlines the calculation of measurement curves, making it easier to identify irregularities or nitrification during BOD testing.

: Data transfer, processing, and documentation. Compatible Hardware : OxiTop® Controller OC 100 and OC 110.

: For replacement download links or installation support, contacting WTW/Xylem Customer Support is the most reliable method. Installation Prerequisites

Using Achat OC transforms your OxiTop system from a portable measuring device into a fully integrated laboratory workstation.

: Check the current documentation on the Xylem product page to ensure the software version matches your PC’s operating system.

The Achat OC software acts as a central data management hub for biological oxygen demand (BOD) and other respirometric measurements. It allows users to transfer raw data from their handheld controllers to a PC for professional evaluation and long-term documentation.

WTW Achat OC is generally not distributed as a free "open-source" download. Because it is a specialized industrial program, it is typically acquired through authorized channels: