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SRM 1955a Homocysteine in Frozen Human Serum Data

Data provided by  National Institute of Standards and Technology

SRM 1955a electronic files containing the certified values and uncertainties, and the data used to assign them.

About this Dataset

Updated: 2026-09-19
Metadata Last Updated: 2025-02-04 00:00:00
Date Created: N/A
Data Provided by:
Dataset Owner: N/A

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Table representation of structured data
Title SRM 1955a Homocysteine in Frozen Human Serum Data
Description SRM 1955a electronic files containing the certified values and uncertainties, and the data used to assign them.
Modified 2025-02-04 00:00:00
Publisher Name National Institute of Standards and Technology
Contact mailto:[email protected]
Keywords human serum , clinical , homocysteine 
{
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    "accessLevel": "public",
    "contactPoint": {
        "hasEmail": "mailto:[email protected]",
        "fn": "Carolyn Burdette"
    },
    "programCode": [
        "006:045"
    ],
    "landingPage": "",
    "title": "SRM 1955a Homocysteine in Frozen Human Serum Data",
    "description": "SRM 1955a electronic files containing the certified values and uncertainties, and the data used to assign them.",
    "language": [
        "en"
    ],
    "distribution": [
        {
            "downloadURL": "https:\/\/data.nist.gov\/od\/ds\/mds2-3706\/1955a_Readme_2024-06-12.txt",
            "format": "text",
            "description": "SRM 1955a electronic readme file",
            "mediaType": "text\/plain",
            "title": "SRM 1955a Readme file"
        },
        {
            "downloadURL": "https:\/\/data.nist.gov\/od\/ds\/mds2-3706\/1955a_Level1_CertifiedValues%20.xlsx",
            "format": "excel",
            "description": "1955a Level I Certified Values and Uncertainties",
            "mediaType": "application\/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
            "title": "1955a Certified Values Level I"
        },
        {
            "downloadURL": "https:\/\/data.nist.gov\/od\/ds\/mds2-3706\/1955a_Level2_CertifiedValues.xlsx",
            "format": "excel",
            "description": "1955a Level II Certified Values and Uncertainties",
            "mediaType": "application\/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
            "title": "1955a Level II Certified Values"
        },
        {
            "downloadURL": "https:\/\/data.nist.gov\/od\/ds\/mds2-3706\/1955a_Level3_CertifiedValues%20.xlsx",
            "format": "excel",
            "description": "1955a Level III Certified Values and Uncertainties",
            "mediaType": "application\/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
            "title": "1955a Level III Certified Values"
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    ],
    "bureauCode": [
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    "modified": "2025-02-04 00:00:00",
    "publisher": {
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        "name": "National Institute of Standards and Technology"
    },
    "theme": [
        "Chemistry:Analytical chemistry",
        "Standards:Reference materials",
        "Health:Clinical diagnostics"
    ],
    "keyword": [
        "human serum",
        "clinical",
        "homocysteine"
    ]
}