Greenwich Chemical Consulting provides environmental consulting assistance to a diverse array of U.S. and international chemical companies. The firm specializes in the following areas:


Client support on new chemical notifications (Premanufacture Notices (PMNs), Polymer Exemption reviews, and Low Volume Exemptions (LVEs)), TSCA Inventory and chemical identity issues, test rules and related negotiations, existing chemical regulation, reporting and recordkeeping, import and export matters, and R&D Exemption matters.

Notification of Nanoscale Materials

Greenwich Chemical Consulting has significant experience assisting clients with TSCA new chemical notifications (PMNs) on nanoscale materials including TSCA Section 5(e) Consent Order negotiations with EPA.


Assistance to clients under the Hazard Communication Standard including MSDSs, labeling, and related compliance practices. In addition, the firm assists clients with the requirements under the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). Support under Canada’s Workplace Hazardous Materials Information System (WHMIS) is also provided.


Client support on a wide range of human health and environmental toxicology issues related to TSCA, OSHA Hazard Communication, GHS, transportation, and international chemical control regulations.


Client assistance on matters involving U.S. (DOT/PHMSA) and international transportation issues (UN, ICAO/IATA, IMO/IMDG) including classification, packaging, and labeling requirements, as well as chemical testing matters related to the proper classification of hazardous materials.

International & State Chemical Control Matters

Client assistance with international chemical control regulations (Australia, Canada, China, European Union (REACH), Japan, and South Korea) including chemical notification and GHS matters. In addition, client support on state labeling and disclosure requirements including California Proposition 65, as well as various other state chemical control laws.

Auditing & Enforcement

Conduct environmental audits and represent clients with EPA’s OECA regarding matters under TSCA and EPA’s 1995 Audit Policy.

Other U.S. Chemical Control Matters

Client support on matters under the Drug Enforcement Administration (DEA), Bureau of Industry and Security (BIS) Export Administration Regulations (EAR), Consumer Product Safety Commission (CPSC), Chemical Weapons Convention (CWC), and Section 313 of the Emergency Planning and Community Right–to–Know Act (EPCRA).

Customs and Tariff

Client assistance with matters related to customs and tariff issues. Client support is also offered involving compliance with NAFTA and other international trade agreements.

Food & Drug

Client support with general regulatory, toxicology, and exposure work related to U.S. food and drug matters under FDA’s FFDCA.