National Testing Laboratories Ltd.

National Testing Laboratories, Ltd. NTL performs water analysis for customers worldwide according to USEPA and Standard Methods. We test for compliance and informational purposes and hold certifications across the United States. The achievement of ISO 17025:2005 accreditation is a confirmation of our commitment to providing the highest quality services and support to all of our customers.

Address

6571 Wilson Mills Rd
Cleveland, OH 44143
United States
Phone: 800.458.3330

Products + Services

ntl_sales program
The new Dealer Advantage Program is a comprehensive sales package designed to give dealers tools they need to sell more equipment. The sales tools include test kits, test meters and solutions, educational information, and customized marketing materials. Membership also provides ongoing benefits including special member discounts, personalized account management, customized reporting and immediate... more
  • ntl_sales program
    The new Dealer Advantage Program is a comprehensive sales package designed to give dealers tools they need to sell more equipment. The sales tools include test kits, test meters and solutions, educational information, and customized marketing materials. Membership also provides ongoing benefits including special member discounts, personalized account management, customized reporting and immediate...
    ntl_sales program
  • ntl_water testing kit
    The Problem Check test package analyzes water for 20 of the most common nuisance contaminants. Developed to uncover aesthetic problems, especially with iron, this test includes total, dissolved and iron bacteria. Additional contaminants tested include manganese, hardness, sulfate, tannins and potassium as well as other contaminants essential to determining treatment options.
    ntl_water testing kit
  • ntl_ph_buffers_storage_solutions
    National Testing Laboratories Ltd. offers pH buffers and storage solution, which is essential to maintaining pH meters. It also offers a variety of conductivity and TDS calibration solutions to ensure meters are calibrated and provide accurate results. A guide to properly maintaining pH probes is available on the company website. 
    ntl_ph_buffers_storage_solutions
  • ntl_water testing_reverse osmosis
    The Complete RO Screen was developed with input from membrane manufacturers and treatment professionals. This package tests for most factors that can reduce the life of an RO membrane. Due to the nature of RO produced water, the testing was designed to provide lower detection levels. This test package is also beneficial for other applications that require pure water. New and improved compact...
    ntl_water testing_reverse osmosis
  • ntl_testing kit
    National Testing Laboratories (NTL) offers a new testing package geared toward individuals on city water supplies. The new City-Check covers contaminants likely to show up in city water including metals, disinfectants and disinfection byproducts. NTL offers three levels of testing packages designed to meet all budgets and address customers’ health concerns.
    ntl_testing kit
  • ntl_water testing_colorimeter
    NTL now offers onsite testing equipment and supplies, including the Aquaking, a colorimeter preprogrammed to run up to 60 contaminants such as iron, manganese, nitrate, hardness, tannins and chlorine. Reagents are uniquely delivered in the vials used to collect your sample so there is no messing with powdered reagents.  
    ntl_water testing_colorimeter

National Testing Laboratories Achieves ISO 17025:2005 Accreditation

Ypsilanti, Mich., facility demonstrates technical competence for testing of drinking water National Testing Laboratories Ltd. (NTL) announced that its drinking water... more

Solving the Water Quality Puzzle

Water treatment can be a complex problem to solve, depending on which contaminants may be present and the desired water quality. There are a variety of contaminants that... more

Radiation & Water

Radiological contamination of water is due to the presence of radionuclides, which are defined as atoms with unstable nuclei. In an effort to become more stable, a... more

Testing for Treatment

Before doing any testing, the best thing you can do is talk with your customer. Find out as much as you can about their water source, usage, aesthetic issues and family... more

Drinking Water Downpour

When most people think of rainwater harvesting, they picture a 55-gal tank that collects rainwater from the roof to water plants — but this term also extends to natural... more

Water Resource Worries

Hydraulic fracturing, commonly referred to as fracking, is a method of extracting natural gas from shale formations. Fracking has been around for many years, but... more

Testing Packages Aid in RO System Design

When considering reverse osmosis (RO) for water treatment, there are several things that should be taken into account. One of the most important things to consider is... more

Gas Drilling & Water Testing

When testing to establish a legal baseline of water quality due to hydrofracturing (fracking), it is important to work with a laboratory that has experience with these... more

Testing Packages

National Testing Laboratories Ltd. now offers testing packages that focus on water from city or municipal supplies. The City-Check product addresses contaminants that... more

Product Categories

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