Application notes
Vaisala technologies applied
Application notes
Whey separation process
Vaisala Polaris™ PR53AC Process Refractometer is used to control the correct feed product concentration for the following process step.
Juice evaporation
Vaisala Polaris™ PR53A Process Refractometer is the ideal instrument for concentration monitoring in food and beverage processing. The...
Polyamide (Nylon) Fiber Production
Vaisala Polaris™ PR53GP Process Refractometer is used to monitor and control the nylon salt, caprolactam and polymer solution concentrations.
Pectin extraction and evaporation
Vaisala Polaris™ PR53A Process Refractometer measures continuously the concentration of the liquid pectin extract to ensure optimum control and...
Caprolactam Production Process
Vaisala Polaris™ PR53GP Process Refractometer is used to measure the concentration of aqueous caprolactam solution after the initial extraction...
Monitoring organics in food and beverage side-streams or wastewater streams
Vaisala Polaris™ PR53 Process Refractometer provides reliable and continuous measurement to estimate the pollutant content in the water from the...
Urea Production Process
Vaisala Polaris™ PR53GP Process Refractometer is used for quality control. It monitors the concentration of produced urea after the reactor.
Tomato paste evaporation
Vaisala Polaris™ PR53AC Process Refractometer provides continuous concentration information to optimize the evaporators performance while...
Chlor-Alkali Process
Vaisala Polaris™ Process Refractometers are used to measure the concentration at different phases of the process.
Milk evaporation and drying
The refractometer is used for standardization after the holding tank to achieve the precise milk solids content as indicated by legal standards.
Total Organic Carbon (TOC) monitoring and control in wastewater streams
Vaisala Polaris™ PR53 Process Refractometer provides in-line and real-time indication of TOC content in wastewater by means of dissolved solids...
Infant formula production by the wet-mixing process
Vaisala Polaris™ PR53AC Process Refractometer is the ideal in-line measurement instrument for safe, higiene and accurate manufacturing of infant...
Yeast extract process
Vaisala Polaris™ PR53A Process Refractometer allows yeast extract plants to continuously monitor different stages of their process.
KOH Scrubbing of Acidic Gas
Vaisala Polaris™ PR53GP Process Refractometer is used to control the make-up solution of KOH.
Acid Passivation of Stainless-Steel Parts
Learn the details of the acid passivation of stainless steel from this application note.
Humidity measurement in test chambers – questions and answers
The long term stability of Vaisala HUMICAP® sensors is excellent, usually requiring only an annual calibration.
5 Frequently Asked Questions about Temperature and Humidity Validation/Mapping
How you answer these key questions should be scientifically based, appropriate to your facility and product, and suitable for the space being...
21 CFR Part 11 compliance for environmental monitoring software functions Vs. operating procedures
Regulatory changes come in waves. Over the last 20 years, there have been a few virtual tidal waves involving the use of computerized systems in...
Understanding dew point in vaporized hydrogen peroxide applications
At any temperature there is a maximum amount of water vapor that the air can hold.
Annex 11 compliance for environmental monitoring systems: Beyond electronic records and signatures
As a part of European Good Manufacturing Practice guidelines, Annex 11 outlines the proper use of computerized systems used in GxP-regulated...
Maritime weather monitoring systems ensuring safe, predictable, and efficient port operations
Uncertainty and risks in port operations can be reduced with accurate weather information