reag. Ph. Eur.
Analyzed in our ISO 17025 accredited QC lab
reaction type: Redox Reactions
9-10 (20 °C in H2O)
1.01 g/cm3 at 20 °C
12 - Non Combustible Liquids
Preparation of a standard solution for Sulfide
Preparation of a standard solution for Monochloramine.
Preparation of a standard solution for Formaldehyde
AQA Standard for free chlorine - Preparation of a standard solution for free chlorine - Preparation of a stock solution of free chlorine: First prepare a 1:10 dilution using a sodium hypochlorite solution containing approximately 6 - 14 % of active chlorine. For this pipette 10 ml of sodium hypochlorite solution into a calibrated or conformity-checked 100-ml volumetric flask and then make up to the mark with water for analysis.
Titration is an analytical method to determine an unknown concentration using a solution of known concentration. Karl Fischer titration is a specific and widely used titration method to determine the water content of raw materials and finished products.