# National Metrology Institute of South Africa

> research institute in Pretoria, South Africa

**Wikidata**: [Q38911300](https://www.wikidata.org/wiki/Q38911300)  
**Source**: https://4ort.xyz/entity/national-metrology-institute-of-south-africa

## Summary
The National Metrology Institute of South Africa is a research institute based in Pretoria, South Africa. It is an institutional entity for metrology research and is publicly reachable via its website at http://www.nmisa.org/.

## Key Facts
- The National Metrology Institute of South Africa is an instance of a research institute.
- It is located in Pretoria, South Africa (Wikidata description: "research institute in Pretoria, South Africa").
- Official website: http://www.nmisa.org/
- ISNI identifier: 000000040478974X.
- ROR identifier: 02j01mp63.
- GRID identifier: grid.494657.d (reference: Q52634562).
- VIAF identifier: 315996472.
- KISTI identifier: K000216897.
- Ringgold identifier: 230219 (reference includes ISNI 000000040478974X and P248 Q64159407).
- Library of Congress authority ID: no2015065465 (reference date 2019-03-06).

## FAQs
### Q: What is the National Metrology Institute of South Africa?
A: It is a research institute based in Pretoria, South Africa, known by its institutional name "National Metrology Institute of South Africa."

### Q: Where can I find official information about the institute?
A: The institute's official website is http://www.nmisa.org/, which is listed as its public online presence.

### Q: How is the institute represented in authority and research databases?
A: The institute is registered in multiple authority and research identifier systems, including ISNI (000000040478974X), ROR (02j01mp63), GRID (grid.494657.d), VIAF (315996472), Ringgold (230219), KISTI (K000216897), and the Library of Congress (no2015065465).

### Q: Is the institute recognized in library or archival records?
A: Yes. It has a Library of Congress authority record (no2015065465) with a referenced date of 2019-03-06 and is listed in other international identifier systems.

## Why It Matters
As a named national research institute located in Pretoria, the National Metrology Institute of South Africa functions as an identifiable institutional node within national and international research, library, and authority systems. Its presence across multiple persistent identifier schemes (ISNI, ROR, GRID, VIAF, Ringgold, KISTI, and the Library of Congress) ensures discoverability, consistent bibliographic and organizational referencing, and interoperability with research infrastructure and catalogues. For researchers, librarians, policy makers, and partners, these identifiers help unambiguously connect publications, datasets, affiliations, and administrative records to the institute. The institute’s official website provides a central point for public access to its organizational information. Collectively, these facts position the National Metrology Institute of South Africa as a documented and traceable research organization within South Africa’s scientific and administrative landscape.

## Notable For
- Being registered under multiple international authority and research identifier systems (ISNI, ROR, GRID, VIAF, Ringgold, KISTI, Library of Congress).
- Having an official, public website at http://www.nmisa.org/ for institutional information.
- Being described in data sources as a research institute located in Pretoria, South Africa.
- Possessing a Library of Congress authority record (no2015065465) with a recorded reference date of 2019-03-06.

## Body
### Identity and Classification
- Instance of: research institute.
- Wikidata description: "research institute in Pretoria, South Africa."
- Classified in relation data as a research institute — an organization whose primary purpose is research.

### Location
- Country: South Africa.
- City (per description): Pretoria.

### Official Web Presence
- Website: http://www.nmisa.org/

### Persistent Identifiers and Authority Records
- ISNI: 000000040478974X.
- ROR ID: 02j01mp63.
- GRID ID: grid.494657.d (reference: Q52634562).
- VIAF ID: 315996472.
- KISTI ID: K000216897.
- Ringgold ID: 230219 (reference includes ISNI 000000040478974X and P248 Q64159407).
- Library of Congress authority ID: no2015065465 (reference P248 Q54919; P813 2019-03-06).

### References and Data Provenance
- Several identifier entries include reference codes indicating the cataloguing or data source (examples: GRID reference Q52634562; Ringgold reference Q64159407; Library of Congress reference dated 2019-03-06).
- These identifiers enable linking between library, archive, and research information systems.

### External Visibility
- The aggregation of identifiers and an official website provides multiple routes for discovery in bibliographic databases, institutional registries, and research infrastructure indexes.

## References

1. Virtual International Authority File
2. GRID Release 2018-05-01
3. Aligned ISNI and Ringgold identifiers for institutions