# Inceptor, Inc. — Hazardous Materials Safety Interpretation

**Citation:** 00-0282  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2000-11-17

00-0282 response to Inceptor, Inc. concerning 173.150.

## Document text

<<<PAGE 1>>>

U.S. Department
•
of Transportation
400 Seventh St., S.W.
Special Programs
Research and
Washington, D.C. 20590
Administration
•
NOV 17 2000
•
Mr. James R. Watkins
Ref. No. 00-0282
Inceptor, Inc.
1301 Progress Avenue
Toledo, Ohio 43612
Dear Mr. Watkins:
This responds to your October 3, 2000 letter requesting clarification on the exception in
§ 173.150(e) of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180).
Specifically, you ask whether the three aqueous solutions of alcohol specified in your letter
are eligible for the exception in § 173.150(e).
According to § 173.150(e), aqueous solutions of alcohol containing 24% or less alcohol by volume
and no other hazardous materials may: (1) be reclassed as a combustible liquid; and (2) is not subject
to the requirements of the HMR if it contains no less than 50% water. According to your letter, all
three aqueous solutions of alcohol contain less than 24% alcohol by volume, no other hazardous
materials, and also contain more than 50% water. Based on the information provided in your letter, it
is the opinion of this Office that the three aqueous solutions of alcohol described in your letter are not
subject to the requirements of the HMR.
I hope this answers your inquiry.
Sincerely,
Pen tillo
Delmer F. Billings
Chief, Standards Development
Office of Hazardous Materials Standards

<<<PAGE 2>>>

Boothe
INCEPTOR, ING.
= 172.107173.150
Classification
1301 Progress Avenue
/ Toledo, Ohio 43612 | Phone: 419.728.8804 | | FAX: 419.726.8762
08-0282
Office of Hazardous Materials Standards
October 3, 2000
DHM-10
Washington, DC 20590
FAX: 202-366-3012
Dear Sir or Madam:
We are requesting shipping clarification on three products we produce for air, ground and
marine transport. We need to know if all three products are exempt under 173-150-B7
•..
...
Product #1:
Aqueous solution containing 3.5% Isopropanol, 73% water, 23.5%. other non-hazardous
material, Flash Point: 126° F PMCC
•
Product #2:
• Aqueous solution containing 16.5% ethanol, 66.8% water and 16.7% noz-hazardous
material. Flash point: 104°F PMCC
Product #3:
Aqueous solution containers 3% isopropanol, 69% water and 28% non-hazardous materials.
Flash Point: 124°F PMCC
All are shipped in non-bulk paokaging.
James R. Watkins
I'd
SS:0T 00, Eø 100

<<<PAGE 3>>>

mi Office of Hazardous Materials Standards
Page 1 of2
Office of Hazardous Materials Standards
Office:
Office of Hazardous Materials Standarde
Address:
DHM-10
400 7th St., S.W.
Washington, DC 20590-0001
(202) 366-8553 | Questions Concerning Regulations (800) 467-4922: Contact our
Phone:
Fax on Demand system for final rules, DOT forms, letters of clarifiçation, etc.
Local Calls 366-4488
Fax:
(202) 366-3012
Personnel:
DHM-10:
Director, Edward T. Mazzullo
Regulations Officer, Thomas G. Allan
Standards Support
Șr. Transportation Regulations Specialist, John Gale
Sr. Transportation Regulations Specialist, Susan Gorsky
Transportation Regulations Specialist, Bric Nelson
Transportation Assistant, Gail Iwitty
Transportation Regulations Specialist, Vacant
DHM-11 - Standards Development
Chief, Delmer F. Billings, Jr.
Transportation Regulations Specialist, Diane Lavalle
Iransportation Regulations Specialist, Helen L. Engrum
Transportation Regulations Specialist, Deborah L. Boothe
Transportation Regulations Specialist, Michael Johnsen
Administrative Assistant, Agnes Trolia
DHM-12 - Regulatory Review and Reinvention
Chief, Hattie I: Mitohell
Transportation Regulations Specialist, Joan Mclatyre
Transportation Regulations Specialist, Gigi Corbin
Transportation Regulations Specialist, Eileen Mack
Transportation Regulations Specialist, Charles Betts
Transportation Regulations Specialist, Michael Stevens
Secretary, Carolyn D. Drakeford
....
• HAZMAT Home Page | Search | Feesback | Table of Contents
http://hazmat.dot.gov/dhm10.htm
10/2/00
Z'd
98 • 01 00, 80 10

## Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2000/000282.pdf>
- Source ID: `phmsa`
- SHA-256: `7aff6105a3532bc0534247f191e0b67098446660dc0a7445f7caa3166564ac68`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-23T02:17:41.337Z
- Document slug: `phmsa-interpretation-00-0282`

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