Blogs, cases and expert articles
Blogs and customer cases
Starch sweeteners ion exchange column regeneration
Liquid demineralization prior and after isomerization is an essential processing step during starch sweeteners manufacturing.
Contact Process: Sulfuric Acid and Oleum
Vaisala Process Refractometer is used at various stages of the sulfuric acid contact process, to monitor and control the concentration of acid.
Textile Sizing Agents Recovery by Ultrafiltration
In-line Vaisala process refractometer measures the concentration of the sizing agent as it is passed through UF membranes, providing real-time...
Sugar confectionery and filling cooking
Download the application note to learn the details on how Vaisala Sanitary Process Refractometer measures continuously the Brix level of the...
Starch sweeteners process
Hydrolyzation degree is measured with Dextrose Equivalent (DE). The high DE dextrose syrup is the base for fructose and sorbitol.
Phenolic Resin Process
Resole phenolic resin is formed from high ratio of formaldehyde to phenol, while novolak phenolic resin is obtained by combining acid catalyst...
Sodium dichromate process
Vaisala Process Refractometer is used to ensure the concentration of sodium dichromate, in particular, by controlling the evaporation efficiency...
Total Organic Carbon (TOC) monitoring and control in wastewater streams
Process Refractometer measures accurately in-line and real-time Total Organic Carbon (TOC) content a by utilizing Dissolved Solids (DS)...
Kraft (Sulfate) Pulp: Causticizing
The goal is to stabilize the density or Total Titratable Alkali (TTA) concentration in the green liquor feed to the slaker to avoid over liming.
Textile Sizing Process
In-line Vaisala process refractometer monitors the concentration of the sizing bath as it may fluctuate due to the evaporation and yarn...
Penicillin production
Discover the benefits of using refractive index in pharmaceutical manufacturing and learn why refractometer is ideal for penicillin production.
Kraft (Sulfate) Pulp: Brown Stock Washing
Total Dissolved Solids (TDS) has proven to be a reliable parameter for measuring washing efficiency in Brown stock washing (BSW).
Phenol Process
The cumene oxidation route is the leading commercial process of synthetic phenol production, where the Process Refractometer measures in-line...
In-line grape sugar content measurement in wine production
Reliable continuous measurement of sugar concentration, in-line Oechsle, Brix, Baumé or specific gravity measurement in grape must with Vaisala...
Sodium acetate process
Vaisala Process Refractometer is used to measure continuously the concentration of sodium acetate or sodium ethanoate NaO2C2H3, after water has...
Sugar leakage detection in boiler feedwater
Vaisala Process Refractometer measures accurately in-line and real-time Brix of boiler feed water and provides Total Dissolved Solids (TDS)...
Honey processing
Sanitary Process Refractometer monitors in real time the concentration of honey after the evaporator or heater, ensuring required concentration...
Sweetened condensed milk production
In-line Brix, total solids or total dissolved solids measurement to meet sweetened condensed milk quality requirements, using Vaisala Sanitary...
Protein concentration and filtration
Learn the benefits of using refractive index in biopharmaceuticals manufacturing and why refractometer is ideal for protein concentration and...
Urea-Ammoniumnitrate (UAN) Production Process
The refractive index (RI) value is used to monitor the addition of urea and ammonium nitrate. RI is an essential quality parameter for the...