Laboratory Testing Articles

Learn about lab certifications in the water quality industry: accreditation standards, certified testing bodies, and how to find out if your lab is certified

Learn the difference between EPA MCLs, MCLGs, and Tap Score HGLs and how each standard affects your water quality and health.

Learn how labs test drinking water using ICP-MS, GC-MS, and LC-MS to detect lead, VOCs, PFAS, bacteria, and more.

New York Times’ Wirecutter named Tap Score the “best water quality test kit for your home.” Explore unrivaled testing options for over 1000+ contaminants.

Whatever you’re testing for, your number one goal should be accuracy and precision. We walk you through the pros and cons of DIY water tests and mail-to-lab kits

We've prepared a quick guide to VA, FHA, and USDA home loans and how to test your water to fill the finance requirements.

A guide to everything you need to know about water hardness, total dissolved solids (TDS), pH, and alkalinity

Learn all about well water testing—including sampling procedures, what to test your well water for, and how often you should test your well water.