https://www.assayofficelondon.co.uk/
Goldsmiths' Company Assay Office in London | Goldsmiths Hallmarking
The Goldsmiths' Company Assay Office: hallmarking in London since 1300. Assaying gold, silver and palladium and platinum. Laser Engraving and Lab Services.
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https://daytoninmanhattan.blogspot.com/2016/05/the-lost-assay-office-no-30-wall-street.html?ref=hyperallergic.com
Daytonian in Manhattan: The Lost Assay Office -- No. 30 Wall Street
In 1893, when this postcard was published, the Assay Office (right) sat in the soul of the Financial District. In 1761 Samuel V...
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https://en.wikipedia.org/wiki/Edinburgh_Assay_Office
Edinburgh Assay Office - Wikipedia
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https://www.theassayoffice.co.uk/
Birmingham Assay Office | Hallmarking, Compliance Testing & Authentication
May 20, 2026 - Need valuations, testing or compliance support? Birmingham Assay Office delivers expert hallmarking, GPSR and REACH services for businesses and individuals.
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https://assays.cancer.gov/non-CPTAC-5339
AKT2, CPTAC-5339 - CPTAC Assay Portal | Office of Cancer Clinical Proteomics Research
Assay details for AKT2, CPTAC-5339
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https://assays.cancer.gov/non-CPTAC-5734
RAF1, CPTAC-5734 - CPTAC Assay Portal | Office of Cancer Clinical Proteomics Research
Assay details for RAF1, CPTAC-5734
portal officeassay
https://www.gov.uk/government/publications/hallmarking-appealing-a-decision-by-an-assay-office-refusing-to-hallmark-an-item
Hallmarking: appealing a decision by an assay office refusing to hallmark an item - GOV.UK
When an assay office refuses to hallmark an item you have submitted you can appeal to the British Hallmarking Council.
https://assays.cancer.gov/non-CPTAC-5411
MAP2K1, CPTAC-5411 - CPTAC Assay Portal | Office of Cancer Clinical Proteomics Research
Assay details for MAP2K1, CPTAC-5411
portal officeassay
https://assays.cancer.gov/available_assays?wp_id=WP3680
The CPTAC Assay Portal | Office of Cancer Clinical Proteomics Research
A community web-based repository for well-characterized quantitative targeted proteomics assays.
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https://assays.cancer.gov/available_assays?wp_id=WP357
The CPTAC Assay Portal | Office of Cancer Clinical Proteomics Research
A community web-based repository for well-characterized quantitative targeted proteomics assays.
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