Overview
- External ontology
- TOGO:M2417 — Nutrient Agar
- Applications
-
- Microbial cultivation
- Synonyms
-
- {'name': 'nutrient_agar_broth', 'source': 'TOGO', 'source_id': 'TOGO:M2192', 'original_category': 'bacterial'}
- Notes
- Source: https://togomedium.org/medium/M2417 Original URL: https://www.atcc.org/~/media/E6FA2163B72E4DCD880719A2612F2C92.ashx Commercial Product: Nutrient Agar Supplier: Multiple suppliers (TM Media, BD, Sigma-Aldrich, HiMedia) Catalog: TM Media, BD 213000 Source: https://microbenotes.com/nutrient-agar/ Accessed: 2026-03-28 Constituent composition researched from product specification.
Composition
flowchart LR
CultureMech_008999["nutrient_agar"]
ing0_DI_Water["DI Water"]
CultureMech_008999 --> ing0_DI_Water
ing1_Peptone["Peptone"]
CultureMech_008999 --> ing1_Peptone
ing2_Yeast_extract["Yeast extract"]
CultureMech_008999 --> ing2_Yeast_extract
ing3_Beef_extract["Beef extract"]
CultureMech_008999 --> ing3_Beef_extract
ing4_Sodium_chloride["Sodium chloride"]
CultureMech_008999 --> ing4_Sodium_chloride
CHEBI_26710["CHEBI:26710"]
ing4_Sodium_chloride -.-> CHEBI_26710
ing5_Agar["Agar"]
CultureMech_008999 --> ing5_Agar
CHEBI_2509["CHEBI:2509"]
ing5_Agar -.-> CHEBI_2509
ing6_Agar["Agar"]
CultureMech_008999 --> ing6_Agar
ing6_Agar -.-> CHEBI_2509
ing7_Beef_Extract["Beef Extract"]
CultureMech_008999 --> ing7_Beef_Extract
ing8_Peptone["Peptone"]
CultureMech_008999 --> ing8_Peptone
Ingredients (9)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | DI Water | 1000 G_PER_L | Role: Solvating media; Properties: Defined component, Inorganic compound, Simple component | |
| 2 |
Peptone
Multiple suppliers (TM Media, BD, Sigma-Aldrich, HiMedia) Nutrient Agar TM Media, BD 213000
|
5.0 G_PER_L |
MICRO:0000178 (source link unavailable)
peptone
|
Enzymatic digest of protein, provides nitrogen, amino acids, and peptides; Constituent of Nutrient Agar commercial product |
| 3 |
Yeast extract
Multiple suppliers (TM Media, BD, Sigma-Aldrich, HiMedia) Nutrient Agar TM Media, BD 213000
|
1.5 G_PER_L |
FOODON:03315426
yeast extract
|
Provides B-complex vitamins and additional nutrients; Constituent of Nutrient Agar commercial product |
| 4 |
Beef extract
Multiple suppliers (TM Media, BD, Sigma-Aldrich, HiMedia) Nutrient Agar TM Media, BD 213000
|
1.5 G_PER_L |
FOODON:03302088
beef extract
|
Aqueous extract of beef tissue, provides organic compounds and minerals; Constituent of Nutrient Agar commercial product |
| 5 |
Sodium chloride
Cl.Na 58.443 g/mol
Multiple suppliers (TM Media, BD, Sigma-Aldrich, HiMedia) Nutrient Agar TM Media, BD 213000
|
5.0 G_PER_L |
CHEBI:26710
sodium chloride
|
Maintains osmotic equilibrium; Constituent of Nutrient Agar commercial product |
| 6 |
Agar
Multiple suppliers (TM Media, BD, Sigma-Aldrich, HiMedia) Nutrient Agar TM Media, BD 213000
|
15.0 G_PER_L |
CHEBI:2509
agar
|
Solidifying agent. Omit for Nutrient Broth (liquid variant); Constituent of Nutrient Agar commercial product |
| 7 | Agar | 15 G_PER_L |
CHEBI:2509
agar
|
Role: Solidifying component |
| 8 | Beef Extract | 3 G_PER_L | Properties: Undefined component | |
| 9 | Peptone | 5 G_PER_L |
Target organisms
No target organisms are recorded.
Provenance
Merged from 3 source records.
- TOGO_M2192_Nutrient_Agar_Broth (CultureMech:008785)
- TOGO_M2417_Nutrient_Agar (CultureMech:008999)
- TOGO_M3212_Nutrient_agar (CultureMech:009653)
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T06:35:56.485839Z | togo-import | Imported from TOGO Medium | Source: TOGO, ID: M2417 |
| 2026-03-13T06:20:01.902885Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:008999 |
| 2026-03-17T19:46:20.652220+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "Nutrient Agar" to "nutrient_agar" for consistent matching |
| 2026-08-06T03:05:10.668429+00:00 | recipe-merger | Merged 3 duplicate recipes into canonical record | Sources: TOGO_M2192_Nutrient_Agar_Broth, TOGO_M2417_Nutrient_Agar, TOGO_M3212_Nutrient_agar |
| 2026-08-06T03:05:10.668477+00:00 | merge_recipes.py | MERGED_RECIPES | merged 3 source recipe(s) on fingerprint b9a5b042f8f8838f41822a56981307ee2c5fea28b29dc0ba95064e5bdc05b160 |