NYC-WTC_000229719

NYC 9/11 Public Portal Document strr OF 2^ I UNITED STATI DEPARTMENT OF COMMERCE National Institute of Standards and Technology Gaithersburg, Maryland 2GSSS-

May 22. 2001

Mr. V. Reddy Kancharla Testwell Labs., Inc./Testwell Ind. 47 Hudson Street Ossining. NY 10562 NVLAP Lab Code; 200083-0 Dear Mr. Kancharla;

I am pleased to inform you that continuing accreditation for specific test methods in Airborne Asbestos Fiber Analysis (TEM) is granted to your organization under the National Voluntary Laboratory Accreditation Program (NVLAP). This accreditation is effective until June 30, 2002, provided that your organization continues to comply with accreditation requirements contained in the NVLAP Procedures.

Your Certificate of Accreditation is enclosed along with a statement of your Scope of Accreditation. You may reproduce these documents in their entirety and announce your organization's accreditation status using the NWLAP logo in business publications, the trade press, and other business-oriented literature. Accreditation does not relieve your organization from observing and complying with any applicable existing laws and/or regulations.

We are pleased to have you participate in NT'LAP and look forward to your continued association with this program. If you have any questions concerning your NVLAP accreditation, please direct them to Thomas R. Davis, Sr. Program Manager, Laboratory Accreditation Program, National Institute of Standards and Technology, 100 Bureau Dr. Stop 2140, Gaithersburg, MD 20899-2140; (301) 975-4016.

Sincerely,

David F. Aiderman, Chief Laboratory Accreditation Program

Enclosure/s)

NIST

CITy_21MC100_011963290

NYC-WTC_000229719