# SeraCare Life Sciences — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 09-0299
- **title:** SeraCare Life Sciences — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2010-02-03
- **effective on:** Not available
- **summary:** 09-0299 response to SeraCare Life Sciences concerning 173.4a.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-09-0299.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-09-0299.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-09-0299
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretations/2009/090299.pdf
**body:**

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1 200 New Jersey Ave, SE
U.S. Department of Transportation Washington, D.C. 20590
Pipeline and Hazardous Materials
Safety Administration
FED 3 2010
Mr. Colin Leavitt Jr.
SeraCare Life Sciences
25 Birch Street
Milford, MA 01757
Ref. No. 09-0299
Dear Mr. Leavitt Jr.,
This responds to your December 8, 2009 email regarding the transportation of small quantities
under the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180). Specifically, you
ask whether materials transported by your company may be shipped as excepted quantities and
you request clarification of closure requirements for inner packagings used for excepted
quantities.
In your letter, you state that your company produces biological panels containing 4 ml capacity
vials filled with a mixture of methanol (2.4 ml) and human blood and that you plan to ship the
material by air. You ask whether you may ship this mixture of material as excepted quantities.
Additionally, with regard to closure requirements for inner packagings, you ask whether a screw
cap with an o-ring seal conforms to the requirements to use a positive means of closure for inner
packagings.
Assuming the mixture meets the definition of a Class 3 flammable liquid material and the
human blood does not meet the definition of a Division 6.2 infectious substance, you are correct
that your company may elect to transport the material by air using the exceptions for excepted
quantities provided in § 173.4a. Regarding the closure requirements for inner packagings, a
screw cap with an o-ring seal does not provide a positive means to ensure that the screw cap will
be held in place. In accordance with § 173.4a(e)(2), a removable closure must be held securely
in place with wire, tape, or other positive means (e.g., shrink-wrap).
Note that the International Air Transport Association's standards do not have official standing
under the HMR. When transporting hazardous material by air, you must transport in accordance
with the HMR or alternative regulations authorized for use by the HMR in § 171.22 such as the

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International Civil Aviation Organization's Technical Instructions for the Safe Transport of
Dangerous Goods by Air.
I hope this infonnation is helpful. If you have further questions, please contact this Office.
SinC:I~~
harles E. Betts
hief, Standards Development
o e..-ofHazardous Materials Standards

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Drakeford, Carolyn (PHMSA)
From: INFOCNTR (PHMSA)
Sent: Tuesday, December 08, 2009 11 :55 AM
To: Drakeford, Carolyn (PHMSA)
Subject: FW: Requesting clarification Sec 2.7.5 packaging; Excepted Quantities
Carolyn,
This gentleman wants a letter of interpretation on the below topic.
Thanks,
Rob
From: Leavitt, Colin [mailto:cleavitt@seracare.com]
Sent: Tuesday, December 08, 2009 11:26 AM
To: INFOCNTR (PHMSA)
Subject: Requesting clarification Sec 2.7.5 packaging; Excepted Quantities
Dear Sir or Madame,
We have a project in development and our application is an OEM biological panel containing 4 vials at 4 mls
each. Each vial would contain 2.4 ml of methanol (methyl alcohol) and the balance of each vial containing human
derived blood. Packaged in "Nunc" panel container and shrink wrapped.
1) I believe we can ship as an "excepted quantity", correct?
2) If so, can you please provide assistance I clarification on lATA subsection 2.7.5.1 (a), reading in part;
... the closure of each inner packaging must be held securely in place with wire, tape or other positive means; any
receptacle having a neck with molded screw threads must have a leak proof threaded type cap. The closure must
be resistant to the contents.
Would I does a screw cap wi o-ring seal constitute a "positive means of closure" for the individual vial(s)1 each
inner packaging?
We would ship domestically, by air, via Federal Express.
Thank You in advance for your assistance in this matter.
Colin Leavitt Jr.
Sr. Manager, Materials Management
SeraCare Life Sciences
25 Birch Street
Milford, MA. 01757
Phone: (508)244-6436
Fax: «508) 244-6536 or (508) 478-1740
Cell: (508) 958-9401
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12/8/2009
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