Amber glass. For storage and transport. The PTFE-lined screw caps make them ideal for taking samples.

Clear glass. For storage and transport. The PTFE-lined screw caps make them ideal for taking samples.

The special bottle neck of the Karlsruhe bottles absorbs the water which is displaced by the stopper of the electrode. This construction guarantees clean working and ensures at the same time that the test results are not adulterated by unwanted entry of oxygen into the samples.

behrotest^® standard digestion vessels have standard dimensions. That means they fit into digestion and distillation units of most brands. Of course, it also means that standard digestion vessels of most brands can be used with behr distillation units.

With welded stopcock. Food-safe. Leakproof, even after prolonged use.

Transparent with white polypropylene cap. Food-safe.
Round, except 1000 ml and 2000 ml which are square.

Karlsruher BOD bottle with NS19 conical ground joint.

Magnetic stirring bars behrotest ^®, Set 1 in a transparent box with hinged lid
Consisting of: 2x 20 x 6 mm, 2x 25 x 6mm, 2x 30 x 6 mm, 2x 40 x 8 mm, 1x 50 x 8 mm, 1x 60 x 9 mm

Magnetic stirring bars behrotest^®, Set 2 in a transparent box with hinged lid including magnetic stirring bar retriever, length 245 mm
Consisting of: 1x 15 x 6 mm, 2x 20 x 6 mm, 2x 25 x 6mm, 1x 30 x 6 mm, 2x 40 x 8 mm, 1x 50 x 8 mm, 1x 60 x 9 mm

Both sets with a deep insert for easier removal and sorting of the stirring bars.

behrotest^® boiling stones are made from a ceramic material. Compared to conventional boiling stones made of glass, they provide optimum protection against defervescence due to their porosity and their shape, even with badly blended samples.
behrotest^® boiling stones are chemically pure and guarantee unadulterated results when determining the COD, the Kjeldahl nitrogen etc.