Asbestos testing labs in Massachusetts
5 lab sites accredited by NIST NVLAP · as listed on November 7, 2026
About this list
On November 7, 2026 the NIST NVLAP directory listed 5 lab sites in Massachusetts (3 cities) accredited for Asbestos Fiber Analysis. Their scope documents show 5 sites accredited for bulk analysis (PLM) and 2 sites for airborne analysis (TEM).
Sorted A to Z. A listing is not an endorsement and does not say whether the lab takes samples from homeowners. Confirm the test you need with the lab before you send samples.
Accreditation as listed by NIST NVLAP on November 7, 2026; confirm with the lab.
Accredited asbestos labs in Massachusetts (5)
| Lab | City | Bulk (PLM) | Airborne (TEM) | NVLAP lab code | Accreditation expires | Phone |
|---|---|---|---|---|---|---|
| Accurate Analysis | Auburn | Yes | No | 600312-0 | December 31, 2026 | Not stated on the list |
| Crystal Analytical | Rockland | Yes | No | 600387-0 | September 30, 2027 | Not stated on the list |
| EMSL Analytical, Inc. | Woburn | Yes | Yes | 101147-0 | June 30, 2027 | Not stated on the list |
| Pace Analytical Services, LLC. - Woburn | Woburn | Yes | Yes | 200090-0 | December 31, 2026 | (386) 368-7410 ext. 20 |
| SanAir Technologies Laboratory, Inc. | Woburn | Yes | No | 200919-0 | June 30, 2027 | Not stated on the list |
Older homes in Massachusetts and where the labs are
In Massachusetts, 2,043,623 of 3,030,406 housing units (67%) were built before 1980, rank 3 of 45 states and DC by that share (Census ACS 2020–2024, table B25034). Homes of that age are the ones most likely to contain asbestos-containing materials such as insulation, flooring and popcorn ceilings. The counties with the most older homes, and how far each is from the nearest NVLAP-accredited asbestos lab site:
| County | Homes built before 1980 | Share of homes | Nearest listed lab site |
|---|---|---|---|
| Middlesex County | 452,254 | 68% | 8 mi: EMSL Analytical, Inc., Woburn |
| Suffolk County | 257,495 | 72% | 11 mi: EMSL Analytical, Inc., Woburn |
| Essex County | 228,098 | 69% | 15 mi: EMSL Analytical, Inc., Woburn |
| Worcester County | 226,217 | 64% | 7 mi: Accurate Analysis, Auburn |
| Norfolk County | 198,752 | 67% | 14 mi: Crystal Analytical, Rockland |
| Bristol County | 166,918 | 68% | 25 mi: Crystal Analytical, Rockland |
| Hampden County | 150,734 | 76% | 19 mi: TRC Environmental Corporation, Windsor |
| Plymouth County | 135,159 | 62% | 11 mi: Crystal Analytical, Rockland |
Every county in the table has a listed site within 50 miles. Distance runs from the county’s centre (mean of its ZIP-code points) to the lab’s ZIP-code point, in a straight line. Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates, table B25034 (Year structure built), county level, downloaded November 15, 2026.
How far the labs stretch in Massachusetts
Massachusetts has 5 listed asbestos lab sites for about 2,043,623 homes built before 1980: one site per 408,725 older homes, the 20th most stretched of 35 states with a listed site (the middle state has one per 455,948).
- 5 of the 5 sites are accredited for material samples by PLM (pieces of popcorn ceiling, vinyl floor tile, pipe wrap or other building material).
- 2 of the 5 sites are accredited for air samples by TEM (air samples, such as the clearance test after asbestos removal).
Counts from the accreditation list; homes from Census ACS 2020–2024 (B25034). A site count, not capacity: one lab can process many samples, and many accept samples by mail.
Labs here that print a homeowner price
- EMSL Analytical, Inc.: $95.00 per sample · lab’s page
As printed on the lab’s website, read November 13, 2026. Confirm the price and the test with the lab. Compare all published prices, including labs in other states.
Bulk (PLM) and Airborne (TEM) are the two parts of the NVLAP program as NIST names them; “Yes” means the lab’s scope document lists a method in that category. Other states: all states.
Other home hazard tests: Lead paint testing · Mold testing.