DUROVAL® 1 drop = 1°f

by HeyheyL | Mar 23, 2020 | Product, Test kits, Titration kits

Titration kit for the determination of water hardness via complexometric. titration. 1 drop corresponds to 1 degree of French hardness. Analyses: approx. 30 (at an average hardness of 10 °f) This product is available in the following versions: 50 pcs. neutral inlays...

DUROVAL® 1 drop= 0,1 °dH

by HeyheyL | Mar 23, 2020 | Product, Test kits, Titration kits

Titration kit for the determination of water hardness via complexometric. titration. 1 drop corresponds to 0.1 degree of German hardness. Analyses: approx. 30 (at an average hardness of 1 °dH.) This product is available in following versions: 50 pcs. neutral inlays...

DUROVAL® 1 drop = 1°dH

by HeyheyL | Mar 23, 2020 | Limit value kits, Product, Test kits

Titration kit for the determination of water hardness via complexometric. titration. 1 drop corresponds to 1 degree of German hardness. Analyses: approx. 30 (at an average hardness of 10 °dH.) This product is available in following versions: 50 pcs. neutral inlays...

DUROGNOST® special buffer solution

by HeyheyL | Mar 23, 2020 | Limit value kits, Product, Test kits

For the buffering of strongly alkaline water samples (over pH 10) for total and residual hardness determinations with Durognost® and Duroval® kits (8 ml dropper bottle). Analyses: approx. 200

DUROGNOST® SR 1

by HeyheyL | Mar 23, 2020 | Limit value kits, Product, Test kits

Liquid special indicator in dropper bottle for the monitoring of softened water like Durognost® SR 0, set for the limit values of 1 = 18 ppm CaCO3 and 0.5 °dH = 9 ppm CaCO3. Description Complete with measuring tube and stopper.Analyses: approx. 250Measuring time:...

DUROGNOST® SR

by HeyheyL | Mar 23, 2020 | Limit value kits, Product, Test kits

Liquid special indicator in dropper bottle for the monitoring of softened water, like DUROGNOST® SR0, set for the limit values of 0.5 = 9 ppm CaCO3 and 0.25 °dH = 4.5 ppm CaCO3. Description Complete with measuring tube and stopper.Analyses: approx. 250Measuring time:...