Facility	City	Industry	Status	Distance
Assayquant Technologies, INC.	Marlborough	All Other Miscellaneous Chemical Product and Preparation Manufacturing 325998	ACTIVE	1.9 KM
Dupont Electronic Materials International, LLC	Marlborough	Other Basic Inorganic Chemical Manufacturing 325188	ACTIVE	2.5 KM
Solmetex LLC	Northborough	Dental Equipment and Supplies Manufacturing 339114	ACTIVE	3.6 KM
Kayaku Advanced Materials INC	Westborough	All Other Basic Organic Chemical Manufacturing 325199	ACTIVE	6.1 KM
Rs Hughes CO INC	Marlborough	Hardware Manufacturing 332510	LIKELY ACTIVE	6.0 KM

Every listed plant in Worcester County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 6 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in RCRAINFO · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	JAN 2026	JAN 2026

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
RCRA GENERATOR STATUS	EPA ECHO	SEP 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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