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.


6571 Wilson Mills Rd
Cleveland, OH 44143
Phone: 8004583330

Product Categories

Although it may be hard to tell due to the cool temperatures in the Midwest lately (only 48°F outside our... more
Although we usually focus on drinking water here at WQP, the editorial team took a journey to the other side... more
May 3 to 9 marks the American Water Works Assn.’s (AWWA) annual Drinking Water Week, an event celebrated... more
Are you planning to launch a new website soon? Many companies held off on building new websites through the... more
Imagine settling into your favorite restaurant, pub or even lunch counter. You are hungry or thirsty, and... more
Getting found on the Web is harder than it has ever been. Ensure that you are covering the basics of your Web... more
Email Subscriptions