# Manager Cytec Industries, Inc. — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 10-0249
- **title:** Manager Cytec Industries, Inc. — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2011-01-05
- **effective on:** Not available
- **summary:** 10-0249 response to Manager Cytec Industries, Inc. concerning 171.22, 171.25.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-10-0249.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-10-0249.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-10-0249
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2010/100249.pdf
**body:**

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U.S. Department of Transportation Pipeline and Hazardous Materials
Safety Administration
JAN ·5 20n
1200 New Jersey Ave, SE
Washington. D.C. 20590
Mr. Charles Schreier
North American Logistics Manager
Cytec Industries, Inc.
Five Garret Mountain Plaza
Woodland Park, NJ 07424
Ref. No.: 10-0249
Dear Mr. Schreier:
This is in response to your November 10, 2010 letter requesting clarification of the Hazardous
Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to international shipments of a
hazardous material when the international regulations differ from the HMR. You explain that the
material is classed as NA1993, Combustible liquid, n.o.s. in the HMR, but is classed as UN3082,
Environmentally Hazardous Substance, liquid, n.o.s. in the International Maritime Dangerous Goods
(IMDG) Code, and in both regulations the material is considered a marine pollutant. Specifically,
you ask if the material must be shipped as NA1993, Combustible liquid, n.o.s., Marine Pollutant,
from the U.S. point of origin to the destination overseas.
The HMR allows import and export shipments ofhazardous materials to be transported in accordance
with the IMDG Code in the United States (§ 171.25). Under § 171.22(c), a material designated as a
hazardous material under the HMR, which is not subject to the requirements of the IMDG Code may
not be transported under the IMDG Code within the United States.
A material that is a marine pollutant, that does not meet any other hazard class definition, and has a
flashpoint between 141 0 F and 2000 F is classed as Class 9 under the IMDG Code and a Combustible
liquid under the HMR. Such material is regulated under the IMDG Code and therefore may be
transported under the provision of § 171.22(b) as a Class 9 material.
I hope this answers your inquiry. If you need additional assistance, please contact this Office.
Ben Supko
Acting Chief, Standards Development Branch
Standards and Rulemaking Division

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CYTEC INDUSTRIES INC. IO-Ol.tfS
Five Garret Mountain Plaza
Woodland Park, N.J. 07424
Tel: (973) 357-3100
November 10, 2010
IVIr. Edward T. Mazzullo
Director, Office of Hazardous Materials Standards
U.S. DOT/PHMSA (PHH-1 0)
1200 New Jersey Avenue, SE East Building, 2nd Floor
Washington, DC 20590
Dear Mr. Mazzullo:
We are requesting clarification regarding the application of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171
- 180) pertaining to the export of materials in bulk packagings classified as NA1993 combustible liquids which are also
Marine Pollutants aboard vessel from the United States.
Section 171.22 (c) requires us to mark, label, and describe the materials as NA 1993 Combustible liquid, n.o.s.,Marine
Pollutant. THE IMDG Code does not regulate Combustible Liquids and thus the product would be shipped as UN3082
Environmentally Hazardous Substance, liquid, n.o.s., Marine Pollutant according to that code.
When our shipments are marked, labeled and described according to 49 CFR 171.22 (c) they are often stopped at the
port by the freight forwarder or ocean shipping line who then state that as the shipment does not comply with the IMDG
Code it cannot proceed unless it is relabeled and documented to comply only with the IMDG Code as UN 3082
Environmentally Hazardous Substance, liquid, n.o.s., Marine Pollutant.
We have been in contact with PHMSAs Hazardous Materials Information Center who has stated, as we believe that the
shipment must be marked, labeled, and described as NA1993 Combustible liquid, n.o.s., Marine Pollutant.
It appears the US regulations clearly dictate how to proceed if the material we are shipping is regulated by either domestic
or international regulations, but we do not find clear guidance what to do when a material is classified by both and the two
classifications are not in alignment.
We request clarification of the requirements for shipment of these materials from the pOint of origin to the port and then
from the port to their destination outside the US when transported by vessel. Are we correct in our interpretation that they
must be shipped as NA1993 Combustible liquid, n.o.s., Marine Pollutant from the US point of origin to the destination
overseas?
Sincerely,
Charlie Schreier
E-mail -Charlie.schreier@cytec.com
North America Logistics Manager
Cytec Industries Inc.
Phone - (203)-509-7931
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