2659405 Stablcal Turbidity Standards Calibration Kit

Stablcal Turbidity Standards Calibration Set is required for verification of the turbidimeter. Stablcal Calibration Kit contains four vials with the following concentrations: 10, 20, 100 and 800 NTU. Stabilised Formazin Primary Standard Solutions are compatible with 2100P turbidity meter.

Procedure for frequently used StablCal Turbidity Standards

This procedure applies to the daily or weekly used standards.

For bulk solution standards: Invert the content of the bottle 20 times. Use traditional preparation techniques to remove any optical deviations. Invert a few times before adding the standard into the sample cell. Rinse the sample cell at least once with the bulk standard solution. Fill and cap the sample cell.

For bulk solution and sample cell standards: Additionally to the aforementioned procedure, leave the sample cell for 2-3 minutes. The sample cell is now prepaired for the analysis.

Storage conditions

The required storage temperature: 5 ˚C - 25 ˚C. The recommended long-term storage temperature: 5 ˚C.