Accreditation and Approval of AmSpec, LLC (Signal Hill, CA) as a Commercial Gauger and Laboratory
Notice is hereby given, pursuant to CBP regulations, that AmSpec, LLC (Signal Hill, CA), has been approved to gauge petroleum and certain petroleum products and accredited to te...
U.S. Customs and Border Protection, Department of Homeland Security.
ACTION:
Notice of accreditation and approval of AmSpec, LLC (Signal Hill, CA) as a commercial gauger and laboratory.
SUMMARY:
Notice is hereby given, pursuant to CBP regulations, that AmSpec, LLC (Signal Hill, CA), has been approved to gauge petroleum and certain petroleum products and accredited to test petroleum and certain petroleum products for customs purposes for the next three years as of November 20, 2025.
DATES:
AmSpec, LLC (Signal Hill, CA) was approved and accredited as a commercial gauger and laboratory as of November 20, 2025. The next inspection date will be scheduled for November 2028.
FOR FURTHER INFORMATION CONTACT:
Dr. Justin Shey, Laboratories and Scientific Services, U.S. Customs and Border Protection, 1331 Pennsylvania Avenue NW, Suite 1501-A North, Washington, DC 20004, tel. 202-344-1060.
SUPPLEMENTARY INFORMATION:
Notice is hereby given pursuant to 19 CFR 151.12 and 19 CFR 151.13, that AmSpec, LLC, 1980 Orizaba Ave, Signal Hill, CA
( printed page 35225)
90755, has been approved to gauge petroleum and certain petroleum products and accredited to test petroleum and certain petroleum products for customs purposes, in accordance with the provisions of 19 CFR 151.12 and 19 CFR 151.13.
AmSpec, LLC (Signal Hill, CA) is approved for the following gauging procedures for petroleum and certain petroleum products from the American Petroleum Institute (API):
API Chapters
Title
3
Tank Gauging.
7
Temperature Determination.
8
Sampling.
11
Physical Properties Data.
12
Calculation of Petroleum Quantities.
17
Marine Measurement.
AmSpec, LLC (Signal Hill, CA) is accredited for the following laboratory analysis procedures and methods for petroleum and certain petroleum products set forth by the U.S. Customs and Border Protection Laboratory Methods (CBPL) and American Society for Testing and Materials (ASTM):
CBPL No.
ASTM
Title
27-05
D4928
Standard Test Method for Water in Crude Oils by Coulometric Karl Fischer Titration.
27-06
D473
Standard Test Method for Sediment in Crude Oils and Fuel Oils by the Extraction Method.
27-07
D4807
Standard Test Method for Sediment in Crude Oil by Membrane Filtration.
27-13
D4294
Standard Test Method for Sulfur in Petroleum and Petroleum Products by Energy-Dispersive X-ray Fluorescence Spectrometry.
27-46
D5002
Standard Test Method for Density, Relative Density, and API Gravity of Crude Oils by Digital Density Analyzer.
27-48
D4052
Standard Test Method for Density, Relative Density, and API Gravity of Liquids by Digital Density Meter.
Anyone wishing to employ this entity to conduct laboratory analyses and gauger services should request and receive written assurances from the entity that it is accredited or approved by the U.S. Customs and Border Protection to conduct the specific test or gauger service requested. Alternatively, inquiries regarding the specific test or gauger service this entity is accredited or approved to perform may be directed to the U.S. Customs and Border Protection by calling (202) 344-1060. The inquiry may also be sent to
CBPGaugersLabs@cbp.dhs.gov.
Please reference the website listed below for a complete listing of CBP approved gaugers and accredited laboratories.
http://www.cbp.gov/about/labs-scientific/commercial-gaugers-and-laboratories.
Patricia A. Coleman,
Acting Assistant Commissioner Laboratories and Scientific Services.
Use this for formal legal and research references to the published document.
91 FR 35224
Web Citation
Suggested Web Citation
Use this when citing the archival web version of the document.
“Accreditation and Approval of AmSpec, LLC (Signal Hill, CA) as a Commercial Gauger and Laboratory,” thefederalregister.org (June 10, 2026), https://thefederalregister.org/documents/2026-11563/accreditation-and-approval-of-amspec-llc-signal-hill-ca-as-a-commercial-gauger-and-laboratory.