Total organic carbon (TOC) analysis measures the amount of organic carbon present in water to gain insights into purity and/or contaminants. During TOC analysis, TOC analyzers oxidize organic compounds using high temperatures or UV illumination, allowing these compounds to be detected and quantified. 

Carbon Classification

The compounds within the sample are classified as total carbon (TC) and are then considered either total organic carbon (TOC) or inorganic carbon (IC). But, to go further, you can gain greater granularity of a sample’s structure by classifying compounds as non-purgeable organic carbon (NPOC) or purgeable organic carbon (POC). This gives you a clear picture of water purity.

Advanced Detection Technology

Shimadzu’s  TOC-L series and TOC-4200 analyzers feature 680°C combustion catalytic oxidation, delivering exceptional precision and achieving the highest detection sensitivity on the market. This reinforces the importance of choosing specialized TOC testing equipment that meets specific TOC reference standards and ensures accurate measurement, thereby keeping precision front of mind for all analyses.

Industrial and Environmental Applications

TOC analysis is vital for compliance and safety in several key fields:

  • Manufacturing: Essential for food, beverage, pharmaceutical, and chemical quality control.
  • Environmental Monitoring: Crucial for identifying and quantifying contamination in water supplies.
  • Operational Efficiency: Highlights organic loading to protect equipment and ensure process safety.
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