# Air Products and Chemicals, Inc. — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 06-0078
- **title:** Air Products and Chemicals, Inc. — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2006-08-24
- **effective on:** Not available
- **summary:** 06-0078 response to Air Products and Chemicals, Inc. concerning 171.12.
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- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2006/060078.pdf
**body:**

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Washington, D.C. 20590
400 Seventh Street, S.W.
Pipeline and
Administration
Hazardous Materials Safety
AUG 2 4 2006
Mr. Don Silfies
7201 Hamilton Boulevard
Air Products and Chemicals, Inc.
Ref. No.: 06-0078
Allentown, PA 18195-1501
Dear Mr. Silfies:
This responds to your letter dated March 29, 2006, regarding applicability of the
requirements in § 172.12 to international shipments by vessel of three substances,
"Titanium Tetrachloride, UN 1838", Phosphorus Oxychloride, UN 1810", and Boron
Tribromide, UN 2692".
These substances are classed in accordance with the Hazardous Materials Regulations (49
(Poison) liquid, and as a material poisonous by inhalation in Hazard Zone B. In the
CFR Parts 171-180) as a Class 8 (Corrosive) with a subsidiary hazard of Division 6.1
International Maritime Dangerous Goods (IMDG) Code these materials are classed as
Class 8 (Corrosive) with no subsidiary hazard class assigned. Specifically, you ask
whether it is required to include the subsidiary hazard of Division 6.1 (Poison) in the
shipping description on the dangerous cargo manifest when exporting these three
substances from the United States by vessel.
Section § 171.12(b) of the HMR permits transportation in the United States of a material
that is packaged, marked, classed, labeled, placarded, described, stowed and segregated,
transportation is by vessel. However, a material poisonous by inhalation must comply
and certified in accordance with the IMDG Code, provided that all or part of the
with the additinnal requirements of § 171.12(b)(8); including the requirements that the
Hazard" as required by § 172.203(m); the package must be marked in accordance with
shipping description must include the words "Poison-Inhalation Hazard" or "inhalation
§ 172.313; and the package must be labeled or placarded in accordance with
§ 172.12(b)(8) (iv).
You are correct that § 171.12(b)(8) does not specify that a subsidiary hazard or Division,
lescription otherwise conforms to the requirements in § 171.12(b)(8), it is not necessar
uch as "6.1" (Poison) must be included in the shipping description. If your shipping
to include the subsidiary numeric Division "6.1" in the shipping description for the
abstances described above when shipped in accordance with the IMDG Code. Howeve
is recommentied that the subsidiary hazard be included in the shipping descaption s
171.12 (b)
060078

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the documentation will match the package. A discrepancy of this nature may cause
additional problems with the shipment.
I hope this satisfies you inquiry. If we can be of further assistance, please contact us.
Sincerely,
John A. Gale
Office of Hazardous Materials Standards
Chief, Standards Development

<<<PAGE 3>>>

7201 Hamilton Boulevard
Air Products and Chemicals, Inc.
lentown, PA 18195-150
Engrum
517112(6)
29 March 2006
IMDG
Mr. Edward T. Mazzullo
06-0078
U.S. DOT / PHMSA (PHH-10)
Director, Office of Hazardous Materials Standards
400 7" Street S.W.
Washington, D.C. 20590-0001
Dear Sir:
Subject: Request for Interpretation
We have a question regarding the application of Section 171.12 to international ocean shipments of three
The International Maritime Dangerous Goods (IMDG) regulations classify all three of these substances as
a Class 8 only. There is no subsidiary hazard class assigned.
the shipping description and the Poison Inhalation Hazard (6) subsidiary hazard label to the containers in
When shipping from or to the United States, we add the "Poison-Inhalation Hazard, Zone B" phrase to
accordance with 171.12 (b)(8).
description, after applying 171.12 (b)(8), does not include the subsidiary hazard 6.1. Example:
Because we are shipping by ocean and using the IMDG shipping description, the final shipping
"UN1838, TITANIUM TETRACHLORIDE, 8, PII, Poison-Inhalation Hazard, Zone B, EmS No. F-A, S-B"
is necessary to add the subsidiary 6.1 hazard class in the shipping description if it is not included in the
We are not 100% sure that this end result is correct. The provisions of 171.12(b)(8) do not specify that it
IMDG regulations. However, the resulting shipping description, without the 6.1 subsidiary, appears to be
incorrect. It also does not match the container subsidiary labeling.
accept it because it is not specified in the IMDG classification. If we do not add it, then we believe we
If we add the 6.1 subsidiary to the shipping description, we are certain that the ocean shipping line will not
may be in violation of the USDOT regulations.
In conclusion, what is the correct shipping description for these three substances when shipping by ocean
from the United States and applying the provisions of 171.12?
We sincerely appreciate your guidance in this matter.
Don Silfirs
Don Silfies
PH: 610-481-6477
Global Dangerous Goods Compliance
e-mail: silfiedr @apci.com
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