The Biotic Ligand Model (BLM) takes into account many environmental conditions in order to determine if a metal exists in a form or concentration that is toxic to aquatic life. Toxicity is usually based upon the dosage of whatever it is that we are looking at. At...
What does Cation/Anion Balance Mean?
Introduction to Cation/Anion Balance (CA Balance) Water that is potable (drinkable) should be electrically neutral. This is determined by taking into account results from the following analytical testing: pH, conductivity, total dissolved solids, and other analytical...
How Low Can You Go – Well No Lower Than The MDL
There is always confusion on how low a lab can go when it comes to what their instruments can detect. The EPA and TNI came together and changed how Method Detection Limits (MDL) are established for an instrument or group of instruments. They wanted to account for the...
New Drinking Water COC for Coliform Bacteria Available
We’ve updated our Drinking Water COC/Submittal Form for Coliform Bacteria. You can download it off of our Resources page.
What to Do With a Result Above Your Permit Limit
When people come to SVL Analytical, they’re often looking for data to show that they’re in compliance with the applicable regulations or permits. What happens when the data you get back isn’t in compliance? That can be a stressful situation and we want to help...
Reading your Report
If you’re not familiar with the format and terminology, your sample’s analytical report may be confusing. Here are some explanations to get you started.