NIST Atomic Weights and Isotopic Compositions with Relative Atomic Masses
Access & Use Information
Public: This dataset is intended for public access and use.
License:
See this page for license information.
Downloads & Resources
Dates
| Metadata Created Date | November 12, 2020 |
|---|---|
| Metadata Updated Date | September 30, 2025 |
| Data Update Frequency | irregular |
Metadata Source
- Data.json Data.json Metadata
Harvested from Commerce Non Spatial Data.json Harvest Source
Additional Metadata
| Resource Type | Dataset |
|---|---|
| Metadata Created Date | November 12, 2020 |
| Metadata Updated Date | September 30, 2025 |
| Publisher | National Institute of Standards and Technology |
| Maintainer | |
| Identifier | FDB59097467F5200E043065706813E54135 |
| Language | en |
| Data Last Modified | 2010-07-01 00:00:00 |
| Category | Atomic / molecular / quantum, Physics:Nuclear physics |
| Public Access Level | public |
| Data Update Frequency | irregular |
| Bureau Code | 006:55 |
| Metadata Context | https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld |
| Schema Version | https://project-open-data.cio.gov/v1.1/schema |
| Catalog Describedby | https://project-open-data.cio.gov/v1.1/schema/catalog.json |
| Harvest Object Id | 80033222-f2d7-42fa-adb4-1b82fd647bee |
| Harvest Source Id | bce99b55-29c1-47be-b214-b8e71e9180b1 |
| Harvest Source Title | Commerce Non Spatial Data.json Harvest Source |
| Homepage URL | https://www.nist.gov/pml/atomic-weights-and-isotopic-compositions-relative-atomic-masses |
| License | https://www.nist.gov/open/license |
| Program Code | 006:052 |
| Source Datajson Identifier | True |
| Source Hash | 6602299db4d36df6ba53d45c4c07d7e2b80eace3b3cf1ae55937695890f63313 |
| Source Schema Version | 1.1 |
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