Even today, the biological oxygen requirements are of fundamental significance in terms of controlling biological waste water treatment plants or the oxygen content in bodies of water.

behrotest BSB mixing equipment is reliable and easy to operate. With the matching additional devices - from dilution water container with cooling hose to the recirculation condenser to fine metering device for allylthiourea - entire workstations can be put together. When determining BSB in acc. with DIN 38409 H 51, you considerably reduce personnel output and therefore costs.