Tag: ultrapure water

  • Types of Lab Water Explained: ASTM, ISO, and CLSI

    Selecting the wrong grade from the available types of lab water does not produce an obvious failure. Results look like sample error, instrument drift, or reagent variability. The water source comes last on the investigation list. The consequence is data you cannot defend. Grade misselection shows up as ghost peaks in HPLC, suppressed PCR amplification,…

  • Type 1 vs Type 2 Water: Which Does Your Lab Need?

    Imagine running your HPLC assay and getting a clean, flat baseline every single time. No ghost peaks. No failed cell cultures. No wasted weeks chasing a contamination source that turns out to be your water. That is what working with the right water grade feels like. But right now, you might be dealing with something…