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Effective May 13th, 2025, YSI has added a 3.5% surcharge for all of their products. The surcharge will appear as a separate line item on the order.
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Description

The YSI 200-4/10 is a dissolved oxygen and temperature field probe with a 1m, 4m or 10m cable.

The YSI 200-BOD is a self-stirring laboratory BOD probe designed to fit into standard 300mL BOD bottles. The 200-BOD features modular design that allows for serviceability and includes an external power adapter.