CHEMISTRY LABORATORY ANALYSES LIST
Emulsion Analyses (Rolling Oil)
Chemical Matter Analyses
Water Analyses
Sheet Analyses
% Oil Amount
Hydrochloric Acid (HCI) Concentration Indication
pH
Zinc Coating Amount Indication
pH
Sulphuric Acid (H2SO4) Concentration Indication
Conductivity
Oil Amount on Surface Indication
Saponification Number
Sodium Hydroxide (NaOH) Concentration Indication
Total Hardness
Iron Amount on Surface Indication
Acid Number
Free Acid (HCI) Concentration Indication
Alkalinity
Oxide Layer Amount Indication
Emulsion Stability
Total Acid (HCI) Concentration Indication
Ammonium (NH4+)
Amount of Chloride Residue on Pickled Sheet Surface
Fe Amount
Iron 2+ (Fe2+) Concentration Indication
Nitrite (NO2-)
Contamination Amount on Cold Rolled Sheet Surface
Chlorine Amount
Total Iron Concentration Indication
Phosphate (PO43-)
Suspended Solid Matter (SSM)
Chemical Oxygen Demand (COD)
Water, oil and acid analyses that are required to be kept under control by our production facilities are conducted here. Besides, weighing method for coating amounts of galvanized products are determined here.