What is the tonnage threshold for TSCA on 2-ethylhexanol (2-eh)?

CDR threshold: 25,000 lb manufactured or imported per site per year

CAS 104-76-7 · TSCA · United States of America

2-Ethylhexanol (2-EH) under TSCA

C8H18O · 2-乙基己醇

Status: Listed. 2-Ethylhexanol is on the TSCA Inventory and currently listed as TSCA Active. **No OSHA PEL** specifically listed at 29 CFR 1910.1000 Table Z-1 for 2-EH (verify against https://www.osha.gov/annotated-pels); ACGIH TLV historically cited as 1 ppm 8-hr TWA (skin notation; verify against ACGIH 2025 TLV booklet before relying). NOT on EPA RMP threshold list. NOT on DEA scheduling. NOT on California Proposition 65 (verify against OEHHA https://oehha.ca.gov/proposition-65/proposition-65-list before relying on negative listing). **TRI Section 313 listed** under the parent category for 2-ethylhexanol where applicable (verify against https://www.epa.gov/toxics-release-inventory-tri-program before relying). NO active US AD/CVD case on Chinese-origin 2-EH currently (verify against https://access.trade.gov/ before invoicing). Section 301 List 3 25% additional duty applies on Chinese-origin 2-EH (HS 290516) (verify against current USTR Section 301 schedule before invoicing). Major US domestic producers (verify each company-site pair against the producer's public website before relying): Eastman Chemical Kingsport Tennessee, BASF Texas City Texas, OQ Chemicals (formerly Oxea / Oxiteno).

US 2-EH lane: **No OSHA PEL specifically listed (ACGIH TLV ~1 ppm + skin) + Section 301 List 3 + downstream DEHP TSCA Section 6 overhang**. NOT on Cal Prop 65. NO active US AD/CVD case. Major US producers: Eastman Chemical Kingsport Tennessee, BASF Texas City Texas, OQ Chemicals.

Listing and threshold

Substance	2-Ethylhexanol (2-EH) (CAS 104-76-7), C8H18O
Regime	US Toxic Substances Control Act (TSCA), administered by EPA
Jurisdiction	United States of America
Status	Listed
Tonnage threshold	CDR threshold: 25,000 lb manufactured or imported per site per year

Classifications under this regime

OSHA HCS: GHS H302 / H315 / H319 / H335
No OSHA PEL specifically listed at 29 CFR 1910.1000 Table Z-1 (verify against https://www.osha.gov/annotated-pels)
ACGIH TLV historically 1 ppm 8-hr TWA, skin notation (verify against ACGIH 2025 TLV booklet before relying)
NOT subject to TSCA Section 6 Risk Evaluation
NOT on EPA RMP threshold list
NOT on DEA List I or List II
NOT on California Proposition 65 list (verify against OEHHA before relying on negative listing)
TRI Section 313 listing status (verify against https://www.epa.gov/toxics-release-inventory-tri-program before relying)
DOT 49 CFR 172.101: NOT regulated at ambient; UN 1993 only when heated above flash point
IARC: Group 3

Restrictions and conditions of use

OSHA-compliant SDS and workplace HazCom training required
NO active US AD/CVD case on Chinese-origin 2-EH currently
Section 301 List 3 25% additional duty applies on Chinese-origin 2-EH (HS 290516)
**Downstream DEHP plasticiser IS subject to TSCA Section 6 Risk Evaluation** (verify against https://www.epa.gov/assessing-and-managing-chemicals-under-tsca for current DEHP scope before relying); 2-EH itself is NOT, but DEHP-route customers face Section 6 obligations

Importer obligations

TSCA self-certification regime. Major US producers: Eastman Chemical Kingsport Tennessee, BASF Texas City Texas, OQ Chemicals (formerly Oxea / Oxiteno).

Required documents

TSCA Section 13 Import Certification on customs entry
OSHA SDS reflecting H302 / H315 / H319 / H335
CBP Form 7501 with HS 290516 + Section 301 List 3 25% duty
TRI Form R annual report where applicable
CDR filing every 4 years

Common compliance traps

The pitfalls that have bitten importers on this lane in the past. None of these is theoretical.

No OSHA PEL specifically listed; ACGIH TLV cited as 1 ppm + skin notation (verify before relying)
NO active US AD/CVD case
Section 301 List 3 25% additional duty applies
**Downstream DEHP IS under TSCA Section 6 Risk Evaluation**; customers face Section 6 obligations
Major US producers: Eastman Chemical Kingsport Tennessee, BASF Texas City Texas, OQ Chemicals

Where to read next

For substance-level identifiers (formula, molecular weight, SMILES, InChIKey), GHS hazard profile, IMDG transport class, and full sourcing reference for 2-ethylhexanol (2-eh), see the CAS 104-76-7 sourcing reference.

For grade-by-grade buying notes, freight maths, supplier-tier pricing, and a worked landed-cost example, the 2-ethylhexanol (2-eh) cornerstone hub covers the full sourcing chain.

For the structure and history of TSCA, see the TSCA glossary entry.

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Cross-jurisdiction profile and sourcing references

Referenced in

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