The Exchange

Technical insights about ion exchange, water treatment, & purification solutions.

Sign Up Today

LC-MS

4 min read

Ultrapure Water Standards: The Foundation of Reliable Lab Results

Byron Druss: Sep 5, 2025 4:21:35 PM

Ultrapure lab water (UPW) is like a lab's clean room, but in liquid form. At 18 MΩ-cm resistivity, Type I water isn't just "really clean"—it's so...

Lab Systems Ghost Peaks Analytical Chemistry HPLC Deionized Water Baseline Noise Resistivity ICP-MS OEM Filters Filter Design UPW LC-MS Ultrapure Water Conductivity
Read More
Clinical trial, using HPLC. The image depicts a lab setting involved in clinical research or drug development, specifically showing a person handling samples in vials, possibly as part of a liquid chromatography process. Samples were prepared using Type 1 ultrapure water

5 min read

LC-MS Water Contamination: The Hidden Threat to Your Analytical Results

Byron Druss: Jul 14, 2025 12:12:58 PM

Your LC-MS system is calibrated perfectly between your set up and check standards. Your columns are fresh. You are running validated methods. Yet...

Lab Systems Analytical Chemistry UPW LC-MS Ultrapure Water
Read More