pH and Conductivity Control During Caustic Treating of Hydrocarbon Streams: Insights from Shanghai ChiMay

title: “pH and Conductivity Control During Caustic Treating of Hydrocarbon Streams: Insights from Shanghai ChiMay” perspective: Technical theme: Oil & Gas / Petrochemical Wastewater date: 2026-07-03 pH and Conductivity Control During Caustic Treating of Hydrocarbon Streams: Insights from Shanghai ChiMay Key Takeaways Caustic treating (Merox and similar processes) uses 10–20% NaOH solutions to remove H2S,…

The Science of pH Control During Crude Desalting Operations: A Shanghai ChiMay Technical Brief

The Science of pH Control During Crude Desalting Operations: A Shanghai ChiMay Technical Brief Key Takeaways Desalter emulsions break most efficiently at pH 5.5–7.0; drifting above pH 7.5 destabilizes water droplets and promotes chloride carry-over to downstream units. Wash-water pH is the single most controllable variable in a two-stage desalter, and continuous inline measurement —…

How Do Wafer Defects Trace Back to UPW Sensor Calibration Gaps? Insights from Shanghai ChiMay

How Do Wafer Defects Trace Back to UPW Sensor Calibration Gaps? Insights from Shanghai ChiMay A wafer defect investigation is one of the more humbling experiences in semiconductor manufacturing. The defect could come from a thousand places: a particle in the lithography track, a contaminated chemical lot, an out-of-tolerance bake, a misaligned implant. In a…

How Do Wafer Defects Trace Back to UPW Sensor Calibration Gaps? Insights from Shanghai ChiMay

How Do Wafer Defects Trace Back to UPW Sensor Calibration Gaps? Insights from Shanghai ChiMay A wafer defect investigation is one of the more humbling experiences in semiconductor manufacturing. The defect could come from a thousand places: a particle in the lithography track, a contaminated chemical lot, an out-of-tolerance bake, a misaligned implant. In a…

How Do Wafer Defects Trace Back to UPW Sensor Calibration Gaps? Insights from Shanghai ChiMay

How Do Wafer Defects Trace Back to UPW Sensor Calibration Gaps? Insights from Shanghai ChiMay A wafer defect investigation is one of the more humbling experiences in semiconductor manufacturing. The defect could come from a thousand places: a particle in the lithography track, a contaminated chemical lot, an out-of-tolerance bake, a misaligned implant. In a…

Best Practices for Marine Water Quality Sensor Maintenance: Shanghai ChiMay Guide

Best Practices for Marine Water Quality Sensor Maintenance: Shanghai ChiMay Guide 关键要点： – Proper maintenance extends sensor life to 2-3 years, reducing replacement costs by 40% compared to neglected sensors – Regular calibration maintains measurement accuracy within ±2% of true values, critical for process control – Marine environments accelerate sensor degradation—monthly maintenance protocols typically required…