Watercheck NTL
CART (0)

Product Selection Guide

Over the past 20 years, National Testing Laboratories has processed well over 200,000 home water samples, involving over 1,000,000 individual tests. We consider ourselves to be the true leader in consumer and home based water testing. We are committed to providing the highest quality testing services available. Our laboratory is ISO/IEC 17025:2017, E.P.A., and Multi-State certified. For your “Peace of Mind” when it comes to drinking water testing, choose a leader, choose National Testing Laboratories for your testing.

Metals & Materials
Inorganic Chemicals
Physical Factors
Volatile Organic Molecules
Pesticides, Herbicides, & PCBs
Disinfectants & Their Byproducts
Gross Alpha & Beta
Radon 222
Radium 226 & 228
Well Water Testing
City Water Testing
Radiological Testing

Specialty Testing Packages

Problem Check - An informational testing package developed for people experiencing problems with iron and/or other aesthetic problems such as odor, taste or discoloration. This package can be used for well water and city water.

Corrosion Check - An informational testing package that was developed for people who are experiencing signs of corrosion in their plumbing fixtures.  This test analyzes contaminants that can specifically affect corrosion.  This package can be used for well water and city water.

Waterborne Pathogen Panel- This test focuses on pathogens in water systems that can cause illness. Several of these organisms are indicators of sewage contamination, making this a good test for anyone who suspects their water has been contaminated by sewage or animals waste.

Complete RO Screen- The Complete RO Screen was developed to be the most complete analysis available for reverse osmosis design. The Complete RO Screen offers a comprehensive, in-depth analysis of parameters necessary to determine the proper reverse osmosis system specification.

Informational Glyphosate - For those who may not recognize the chemical name Glyphosate, it is the most widely used herbicide on the market today, known as Roundup™. This test would solely look for glyphosate with a detection level of 0.1 mg/L or parts per million.

Quick Test Series Testing Packages

Our quick series testing provides water analysis in as quick as 2-3 business days from receipt of the water sample. These tests are an excellent tool for home inspectors or realtors involved with home sales. When time is critical, these tests can provide quick answers to very important questions about water quality in the home.

Quick Bacteria - Presence/Absence test only
Quick Basic - Bacteria (Total Coliform and E-Coli), 22 heavy metals & minerals, 7 inorganic chemicals and 5 physical factors.
Quick FHA/VA - Designed for FHA/VA required testing when there are no specific local or state testing requirements.
Quick Nitrate/Nitrite - Single sample Nitrate/Nitrite test
Quick Screen - Iron, Alkalinity, Hardness, pH & TDS

BART - Biological Activity Reaction Tests

Iron Bacteria
Sulfate Reducing Bacteria
Slime Bacteria

Miscellaneous Water Testing

Fast Lead - This test is designed to meet the regulatory requirements of the Lead and Copper Rule.
Dual Lead - First Draw & Flush
Dual Iron - Total Iron and Dissolved Iron
Radon In Water