Overview
- Applications
-
- Algae cultivation
- Phytoplankton culture
- Microalgae research
- Notes
- Full recipe available at https://www.ccap.ac.uk/wp-content/uploads/MR_Walnes.pdf
Composition
flowchart LR
CultureMech_000142["walnes"]
ing0_ZnCl2["ZnCl2"]
CultureMech_000142 --> ing0_ZnCl2
CHEBI_49976["CHEBI:49976"]
ing0_ZnCl2 -.-> CHEBI_49976
ing1_CoCl2_x_6_H2O["CoCl2 x 6 H2O"]
CultureMech_000142 --> ing1_CoCl2_x_6_H2O
CHEBI_53503["CHEBI:53503"]
ing1_CoCl2_x_6_H2O -.-> CHEBI_53503
ing2_CuSO4_x_5_H2O["CuSO4 x 5 H2O"]
CultureMech_000142 --> ing2_CuSO4_x_5_H2O
CHEBI_31440["CHEBI:31440"]
ing2_CuSO4_x_5_H2O -.-> CHEBI_31440
ing3_Vitamin_B____Cyanocobalamin_["Vitamin B . (Cyanocobalamin)"]
CultureMech_000142 --> ing3_Vitamin_B____Cyanocobalamin_
ing4_Vitamin_B__Thiamine_HCl_["Vitamin B (Thiamine.HCl)"]
CultureMech_000142 --> ing4_Vitamin_B__Thiamine_HCl_
ing5_FeCl__6H_0["FeCl .6H 0"]
CultureMech_000142 --> ing5_FeCl__6H_0
ing6_MnCl__4H_0["MnCl .4H 0"]
CultureMech_000142 --> ing6_MnCl__4H_0
ing7_H3BO3["H3BO3"]
CultureMech_000142 --> ing7_H3BO3
CHEBI_33118["CHEBI:33118"]
ing7_H3BO3 -.-> CHEBI_33118
ing8_EDTA_Disodium_salt_["EDTA(Disodium salt)"]
CultureMech_000142 --> ing8_EDTA_Disodium_salt_
ing9_NaH2PO4_x_2_H2O["NaH2PO4 x 2 H2O"]
CultureMech_000142 --> ing9_NaH2PO4_x_2_H2O
CHEBI_37585["CHEBI:37585"]
ing9_NaH2PO4_x_2_H2O -.-> CHEBI_37585
ing10_NaNO["NaNO"]
CultureMech_000142 --> ing10_NaNO
CHEBI_34545["CHEBI:34545"]
ing10_NaNO -.-> CHEBI_34545
Ingredients (11)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
ZnCl2
2Cl.Zn 136.296 g/mol
|
2.1 G_PER_L |
CHEBI:49976
zinc dichloride
|
From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification |
| 2 |
CoCl2 x 6 H2O
2Cl.Co.6H2O 237.929 g/mol
|
2.0 G_PER_L |
CHEBI:53503
cobalt chloride hexahydrate
|
From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification |
| 3 |
CuSO4 x 5 H2O
Cu.5H2O.O4S 249.684 g/mol
|
2.0 G_PER_L |
CHEBI:31440
copper(II) sulfate pentahydrate
|
From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification |
| 4 | Vitamin B . (Cyanocobalamin) | 0.01 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification | |
| 5 | Vitamin B (Thiamine.HCl) | 0.01 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification | |
| 6 | FeCl .6H 0 | 1.3 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification | |
| 7 | MnCl .4H 0 | 0.36 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification | |
| 8 |
H3BO3
H3BO3 61.833 g/mol
|
33.6 G_PER_L |
CHEBI:33118
boric acid
|
From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification Name repaired (#276): the source string `H BO` had lost its subscript digits; restored to `H3BO3` — grounded to boric acid (CHEBI:33118). |
| 9 | EDTA(Disodium salt) | 45.0 G_PER_L | Ontology mapping not yet available; From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification | |
| 10 |
NaH2PO4 x 2 H2O
H2O4P.Na 119.976 g/mol
|
20.0 G_PER_L |
CHEBI:37585
sodium dihydrogenphosphate
|
From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification |
| 11 |
NaNO
C23H28ClN5O3 457.962 g/mol
|
100.0 G_PER_L |
CHEBI:34545
Azimilide
|
From CCAP Medium MR_Walnes.pdf; Curated from CCAP Medium MR_Walnes.pdf specification |
Target organisms
No target organisms are recorded.
Provenance
Merged from 1 source record.
- walnes (normalized source unresolved)
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-28T00:00:00+00:00 | ccap-import | Imported from CCAP Culture Collection | Source ID: Walnes, PDF URL: https://www.ccap.ac.uk/wp-content/uploads/MR_Walnes.pdf |
| 2026-02-03T00:00:00+00:00 | schema-defaulter-v1.0 | Applied schema defaults and normalizations | Added placeholder ingredients for missing composition |
| 2026-02-03T11:26:43.639459 | quality-tagger-v1.0 | Added data quality flag | Marked as incomplete_composition due to placeholder ingredients |
| 2026-03-13T06:18:53.275412Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:000142 |
| 2026-03-17T19:45:04.222360+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "Walne's" to "walnes" for consistent matching |
| 2026-04-04T12:54:54.851639 | batch_process_collection_media | EXPANDED_INGREDIENTS | |
| 2026-05-16T08:57:02.869170+00:00 | migrate_data_quality_flags.py | MIGRATED_DATA_QUALITY_FLAGS | dict(4 keys) -> list(3 entries) |
| 2026-05-16T09:02:57.108439+00:00 | migrate_legacy_fields.py | MIGRATED_LEGACY_FIELDS | curation_history.date->timestamp=2; references.reference_id->reference=2; category->lowercase=1 |
| 2026-08-06T03:04:20.422093+00:00 | merge_recipes.py | MERGED_RECIPES | merged 1 source recipe(s) on fingerprint 3f5ad4f4ff8a083ac57c87f60af2e094633de56e45c16151fe98d1c05f36d16b |
| 2026-08-17T17:32:00.104966+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): H BO -> H3BO3. The corrupted original is preserved in each ingredient's notes. |