ASTM D7457
ASTM D7457 is the Standard Test Method for Determining Chloride in Aromatic Hydrocarbons and Related Chemicals by Microcoulometry (Withdrawn 2019)
To comply with ASTM D7457 method, EST & TSHR offer the NEXIS TX and TX 6000/7000 micro coulometric analyzer models with syringe liquids sample introduction module. Fully automated analysis with the As120 liquids autosampler configurations supported with temperature-controlled sample trays can be applied.