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NAHB Research Center, Inc.,
Upper Marlboro
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Multidisciplinary marketing and engineering analysis, testing, inspection, consulting, QA services, quality systems audits, product code conformity certification and product listing.
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NAMSA,
Northwood
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Testing services medical device and biomaterials industries. Products for industrial and hospital sterilization settings.
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NAMSA,
Kennesaw
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Testing services for medical device and biomaterials industry. Products for industrial and hospital sterlization settings.
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NAMSA,
Irvine
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Testing services for medical device and biomaterials industries. Products for industrial and hospital sterilization settings.
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NBS CALIBRATIONS, INC.,
Tempe
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Accurate, NIST-traceable calibrations of liquid and gas flow-metering devices. Certified to ISO 10012. MIL-STD 45662A and ANSI/NCSL Z540.1 specifications.
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NGC Testing Services,
Buffalo
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Performance testing and materials evaluations. Large scale fire endurance, acoustical (sound transmission and absorption), structural (transverse, racking and axial loads) testing of building systems and assemblies including walls, floors, ceilings, doors, windows, penetrations, fixed guideway transit vehicles. Materials testing includes flame spread, smoke development, combustibility, analytical testing (SEM, X-Ray, diffraction).
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NORCONTROL, S.A.,
Sada (La Coruna)
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Soil testing, mechanics, NDT, environmental assessments, inspection and consulting services.
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NOTOX B.V.,
'S-Hertogenbosch
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Analytical CLC MS/MSL and physical chemistry, environmental fate, toxicology, avian toxicology, ecotoxicology, under GLP.
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NSL Analytical Services,
Cleveland
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NSL specializes in the trace and major elemental chemistry analysis of high temperature ferrous and non-ferrous alloys, powdered metals, ceramics, and composite materials. Our capabilities encompass the complete spectrum of inorganic chemistry. NSL pioneered the development of complete chemical analysis of titanium, high temperature alloys, and refractories.
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National Centre for Upgrading Technology,
Devon
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Characterization of: heavy oils; bitumens; products of primary, secondary upgrading of bitumens; analyses of pilot plant samples; catalyst testing.
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National Concrete Masonry Association,
Herndon
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Testing and development of concrete masonry products and systems.
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National Exposure Testing,
Sylvania
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Independent corrosion, accelerated testing, salt spray, humidity, cyclic and scab corrosion, gravelometer, impact, thermal shock, CASS gloss, film thickness, pencil hardness and various other paint-related testing.
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National K Works,
Houston
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Pressure testing. Hydrostatic external (collapse) and internal (burst) pressure testing at temperatures for down hole oil field and geothermal tools. Testing of high-temperature/high-pressure seals. Third party certification of new and field worn oil field and geothermal tools to a required pressure rating.
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National Standards Testing Laboratory,
Rockville
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Precision calibration of force transducers per ASTM Practice E74. Consultation relating to force measurement.
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National Technical Systems,
North Highlands
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A full-service, nationally recognized laboratory specializing in nondestructive evaluation, failure analysis, dimensional inspection, mechanical testing, acoustic and vibration testing, climatic and dynamic testing, materials and metals analysis, paints and coatings analysis, soil and water analysis, chemical analysis, breathing air analysis, oil and fuel analysis, hazardous waste reduction analysis, EMC/EMI, NEBS/Bellcore.
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National Technical Systems,
Calabasas
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Evaluation of aerospace, nuclear, automotive, telecommunications, and computer products under simulated environmental and use conditions.
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National Testing & Research Lab, Inc.,
Detroit
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QC metallurgical testing and failure analysis.
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Nelson Laboratories, Inc.,
Salt Lake City
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Nelson Laboratories is an independent testing lab that has been independently audited to both the ISO 9001 and EN45001 quality standards. Specialities include: sterilization microbiology, package integrity testing, surgical face masks testing, filter evaluations, barrier efficacy testing (liquid and aerosol), etc. Also provide microbiology, physical and chemical characterization testing. Website provides a full listing of capabilities.
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Nevada Automotive Test Center,
Carson City
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Engineering, prototype and test services to ASTM, DOT, ISO, and Military Standards. Facilities in Troy, MI and Nevada. Computer simulation (ADAMS), structural and fatigue analysis. Life cycle prediction, passenger car through heavy truck and construction equipment.
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Nevada Automotive Test Center-Troy,
Troy
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NTEC provides test plan development; data acquisition instrumentation and calibration services; prototype vehicle integration and hardware modifications; vehicle and component testing, evaluation and engineering problem solving for on/off highway, commercial and military vehicles and equipment. Custom transducer fabrication.
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New Hampshire Materials Laboratory,
Somersworth
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New Jersey Micro Electronic Testing Inc.,
Clifton
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NJMET provides quality commercial, military aerospace and industrial space reliability testing of all electronic component products featuring integrated circuits, semiconductors, relays optical and passive devices. Testing includes electrical evaluation, prom programming, environmental conditioning, hermeticity seal, burn-in, solderability, constant acceleration, pind, internal visual, bond pull, die shear, SEM, marking, taping, reeling, labeling and dry pack.
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New York Testing Laboratories, Inc.,
Bay Shore
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Asbestos, LBP, IAQ, materials evaluation, vibration, environmental chamber, chemical analysis.
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Newport News Industrial Laboratory Services,
Newport News
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Materials testing lab for industrial manufacturing companies and fossil and nuclear power generation plants.
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Nippert Co.,
Delaware
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Evaluate oxygen-free, electronic-grade, silver-bearing, and cryogenic copper.
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Non-Destructive Testing Group,
Caledonia
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NDT lab, real-time microfocus X-ray, welder qualification, production run capabilities, aircraft. Newly acquired physical testing lab specializing in tensile (1.2 million lbs.) charpies, drop, tear, fatigue, compression, hardness, and fracture mechanics.
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Northeast Laboratories, Inc.,
Berlin
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Chemical and microbiological testing of most types of materials (excluding human tissue and bodily fluids).
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Northern Analytical Laboratory, Inc.,
Merrimack
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Trace metals analysis and material characterization. Utilizing glow discharge mass spectrometry (GDMS), inductively coupled plasma mass spectrometry (ICP-MS), spark source mass spectrometry (SSMS, and LECO combustion analysis for C, S, N, and O.
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Northern Lake Service, Inc.,
Crandon
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Environmental laboratory services. Analysis of drinking water, wastewater, soils/sludges. Groundwater monitoring services. Priority pollutant scans, waste characterization. Low-level mercury analysis.
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Northwest Laboratories of Seattle,
Seattle
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Over 100 years experience in chemical, mechanical, metallurgical, safety, and products testing. Also failure analysis and customized testing.
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Nutting Engineers of Florida, Inc.,
Boynton Beach
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Geotechnical engineering, construction materials testing, threshold inspection, environmental property assessments.
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