Overview
- Applications
-
- Algae cultivation
- Phytoplankton culture
- Microalgae research
- Notes
- Full recipe available at https://www.ccap.ac.uk/wp-content/uploads/MR_BB_MErds.pdf
Composition
flowchart LR
CultureMech_000054["bb_merds"]
ing0_ZnSO4_x_7_H2O["ZnSO4 x 7 H2O"]
CultureMech_000054 --> ing0_ZnSO4_x_7_H2O
CHEBI_32312["CHEBI:32312"]
ing0_ZnSO4_x_7_H2O -.-> CHEBI_32312
ing1_MnCl2_x_4_H2O["MnCl2 x 4 H2O"]
CultureMech_000054 --> ing1_MnCl2_x_4_H2O
CHEBI_86368["CHEBI:86368"]
ing1_MnCl2_x_4_H2O -.-> CHEBI_86368
ing2_MoO["MoO"]
CultureMech_000054 --> ing2_MoO
ing3_CuSO4_x_5_H2O["CuSO4 x 5 H2O"]
CultureMech_000054 --> ing3_CuSO4_x_5_H2O
CHEBI_31440["CHEBI:31440"]
ing3_CuSO4_x_5_H2O -.-> CHEBI_31440
ing4_Co_NO3_2_6H2O["Co(NO3)2.6H2O"]
CultureMech_000054 --> ing4_Co_NO3_2_6H2O
CHEBI_86214["CHEBI:86214"]
ing4_Co_NO3_2_6H2O -.-> CHEBI_86214
ing5_KOH["KOH"]
CultureMech_000054 --> ing5_KOH
CHEBI_32035["CHEBI:32035"]
ing5_KOH -.-> CHEBI_32035
ing6_Na2HPO4["Na2HPO4"]
CultureMech_000054 --> ing6_Na2HPO4
CHEBI_34683["CHEBI:34683"]
ing6_Na2HPO4 -.-> CHEBI_34683
ing7_Soil_is_prepared_as_above_["Soil is prepared as above."]
CultureMech_000054 --> ing7_Soil_is_prepared_as_above_
Ingredients (8)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
ZnSO4 x 7 H2O
7H2O.O4S.Zn 287.558 g/mol
|
8.82 G_PER_L |
CHEBI:32312
zinc sulfate heptahydrate
|
From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification |
| 2 |
MnCl2 x 4 H2O
Cl2Mn.4H2O 197.904 g/mol
|
1.44 G_PER_L |
CHEBI:86368
manganese(II) chloride tetrahydrate
|
From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification |
| 3 | MoO | 0.71 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification | |
| 4 |
CuSO4 x 5 H2O
Cu.5H2O.O4S 249.684 g/mol
|
1.57 G_PER_L |
CHEBI:31440
copper(II) sulfate pentahydrate
|
From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification |
| 5 |
Co(NO3)2.6H2O
Co.6H2O.2NO3 291.031 g/mol
|
0.49 G_PER_L |
CHEBI:86214
cobalt dinitrate hexahydrate
|
From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification Name repaired (#276): the source string `Co(NO ) .6H O` had lost its subscript digits; restored to `Co(NO3)2.6H2O` — grounded to cobalt dinitrate hexahydrate. |
| 6 |
KOH
HO.K 56.105 g/mol
|
31.0 G_PER_L |
CHEBI:32035
potassium hydroxide
|
From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification |
| 7 |
Na2HPO4
HO4P.2Na 141.958 g/mol
|
1.2 G_PER_L |
CHEBI:34683
disodium hydrogenphosphate
|
From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification |
| 8 | Soil is prepared as above. | 105 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_BB_MErds.pdf; Curated from CCAP Medium MR_BB_MErds.pdf specification |
Target organisms
No target organisms are recorded.
Provenance
Merged from 1 source record.
- bb_merds (normalized source unresolved)
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-28T00:00:00+00:00 | ccap-import | Imported from CCAP Culture Collection | Source ID: BB_MErds, PDF URL: https://www.ccap.ac.uk/wp-content/uploads/MR_BB_MErds.pdf |
| 2026-02-03T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added placeholder ingredients for missing composition |
| 2026-02-03T11:26:43.472711 | quality-tagger-v1.0 | Added data quality flag | Marked as incomplete_composition due to placeholder ingredients |
| 2026-03-13T06:18:53.036466Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:000054 |
| 2026-03-17T19:45:03.991761+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "BB:MErds" to "bb_merds" for consistent matching |
| 2026-04-04T20:18:55.100375 | batch_process_collection_media | EXPANDED_INGREDIENTS | |
| 2026-05-16T08:57:02.154284+00:00 | migrate_data_quality_flags.py | MIGRATED_DATA_QUALITY_FLAGS | dict(4 keys) -> list(3 entries) |
| 2026-05-16T09:02:56.297608+00:00 | migrate_legacy_fields.py | MIGRATED_LEGACY_FIELDS | curation_history.date->timestamp=2; references.reference_id->reference=2; category->lowercase=1 |
| 2026-08-06T03:04:19.679708+00:00 | merge_recipes.py | MERGED_RECIPES | merged 1 source recipe(s) on fingerprint 00f9acb7698c3be774139df131b63b1795b5b99d456ea991cd59dd417167e08f |
| 2026-08-17T17:31:57.498656+00:00 | repair_subscript_stripped_names.py | REPAIRED_SUBSCRIPT_STRIPPED_NAME | Restored digits lost from formula ingredient name(s) by an upstream encoding step (#276): Co(NO ) .6H O -> Co(NO3)2.6H2O. The corrupted original is preserved in each ingredient's notes. |