Overview
- External ontology
- mediadive.medium:905 (source link unavailable) — METHANOCALCULUS HALOTOLERANS MEDIUM
- Applications
-
- Microbial cultivation
- pH range
- {'min': 7.2, 'max': 7.6}
- Notes
- Source: DSMZ | Link: https://www.dsmz.de/microorganisms/medium/pdf/DSMZ_Medium905.pdf
Composition
flowchart LR
CultureMech_002073["methanocalculus_halotolerans_medium"]
ing0_NH4Cl["NH4Cl"]
CultureMech_002073 --> ing0_NH4Cl
CHEBI_31206["CHEBI:31206"]
ing0_NH4Cl -.-> CHEBI_31206
ing1_K2HPO4["K2HPO4"]
CultureMech_002073 --> ing1_K2HPO4
CHEBI_131527["CHEBI:131527"]
ing1_K2HPO4 -.-> CHEBI_131527
ing2_KH2PO4["KH2PO4"]
CultureMech_002073 --> ing2_KH2PO4
CHEBI_63036["CHEBI:63036"]
ing2_KH2PO4 -.-> CHEBI_63036
ing3_KCl["KCl"]
CultureMech_002073 --> ing3_KCl
CHEBI_32588["CHEBI:32588"]
ing3_KCl -.-> CHEBI_32588
ing4_NaCl["NaCl"]
CultureMech_002073 --> ing4_NaCl
CHEBI_26710["CHEBI:26710"]
ing4_NaCl -.-> CHEBI_26710
ing5_Na_acetate["Na-acetate"]
CultureMech_002073 --> ing5_Na_acetate
CHEBI_32954["CHEBI:32954"]
ing5_Na_acetate -.-> CHEBI_32954
ing6_Yeast_extract["Yeast extract"]
CultureMech_002073 --> ing6_Yeast_extract
ing7_Trypticase["Trypticase"]
CultureMech_002073 --> ing7_Trypticase
ing8_Sodium_resazurin["Sodium resazurin"]
CultureMech_002073 --> ing8_Sodium_resazurin
CHEBI_8806["CHEBI:8806"]
ing8_Sodium_resazurin -.-> CHEBI_8806
ing9_NaHCO3["NaHCO3"]
CultureMech_002073 --> ing9_NaHCO3
CHEBI_32139["CHEBI:32139"]
ing9_NaHCO3 -.-> CHEBI_32139
ing10_L_Cysteine_HCl_x_H2O["L-Cysteine HCl x H2O"]
CultureMech_002073 --> ing10_L_Cysteine_HCl_x_H2O
CHEBI_91248["CHEBI:91248"]
ing10_L_Cysteine_HCl_x_H2O -.-> CHEBI_91248
ing11_CaCl2_x_2_H2O["CaCl2 x 2 H2O"]
CultureMech_002073 --> ing11_CaCl2_x_2_H2O
CHEBI_86158["CHEBI:86158"]
ing11_CaCl2_x_2_H2O -.-> CHEBI_86158
ing12_MgCl2_x_6_H2O["MgCl2 x 6 H2O"]
CultureMech_002073 --> ing12_MgCl2_x_6_H2O
CHEBI_86345["CHEBI:86345"]
ing12_MgCl2_x_6_H2O -.-> CHEBI_86345
ing13_Na2S_x_9_H2O["Na2S x 9 H2O"]
CultureMech_002073 --> ing13_Na2S_x_9_H2O
CHEBI_76209["CHEBI:76209"]
ing13_Na2S_x_9_H2O -.-> CHEBI_76209
ing14_Nitrilotriacetic_acid["Nitrilotriacetic acid"]
CultureMech_002073 --> ing14_Nitrilotriacetic_acid
CHEBI_44557["CHEBI:44557"]
ing14_Nitrilotriacetic_acid -.-> CHEBI_44557
ing15_MgSO4_x_7_H2O["MgSO4 x 7 H2O"]
CultureMech_002073 --> ing15_MgSO4_x_7_H2O
CHEBI_31795["CHEBI:31795"]
ing15_MgSO4_x_7_H2O -.-> CHEBI_31795
ing16_MnSO4_x_H2O["MnSO4 x H2O"]
CultureMech_002073 --> ing16_MnSO4_x_H2O
CHEBI_86364["CHEBI:86364"]
ing16_MnSO4_x_H2O -.-> CHEBI_86364
ing17_FeSO4_x_7_H2O["FeSO4 x 7 H2O"]
CultureMech_002073 --> ing17_FeSO4_x_7_H2O
CHEBI_75836["CHEBI:75836"]
ing17_FeSO4_x_7_H2O -.-> CHEBI_75836
ing18_CoSO4_x_7_H2O["CoSO4 x 7 H2O"]
CultureMech_002073 --> ing18_CoSO4_x_7_H2O
CHEBI_91244["CHEBI:91244"]
ing18_CoSO4_x_7_H2O -.-> CHEBI_91244
ing19_ZnSO4_x_7_H2O["ZnSO4 x 7 H2O"]
CultureMech_002073 --> ing19_ZnSO4_x_7_H2O
CHEBI_32312["CHEBI:32312"]
ing19_ZnSO4_x_7_H2O -.-> CHEBI_32312
ing20_CuSO4_x_5_H2O["CuSO4 x 5 H2O"]
CultureMech_002073 --> ing20_CuSO4_x_5_H2O
CHEBI_31440["CHEBI:31440"]
ing20_CuSO4_x_5_H2O -.-> CHEBI_31440
ing21_AlK_SO4_2_x_12_H2O["AlK(SO4)2 x 12 H2O"]
CultureMech_002073 --> ing21_AlK_SO4_2_x_12_H2O
CHEBI_86465["CHEBI:86465"]
ing21_AlK_SO4_2_x_12_H2O -.-> CHEBI_86465
ing22_H3BO3["H3BO3"]
CultureMech_002073 --> ing22_H3BO3
CHEBI_33118["CHEBI:33118"]
ing22_H3BO3 -.-> CHEBI_33118
ing23_Na2MoO4_x_2_H2O["Na2MoO4 x 2 H2O"]
CultureMech_002073 --> ing23_Na2MoO4_x_2_H2O
CHEBI_75213["CHEBI:75213"]
ing23_Na2MoO4_x_2_H2O -.-> CHEBI_75213
ing24_NiCl2_x_6_H2O["NiCl2 x 6 H2O"]
CultureMech_002073 --> ing24_NiCl2_x_6_H2O
CHEBI_34887["CHEBI:34887"]
ing24_NiCl2_x_6_H2O -.-> CHEBI_34887
ing25_Na2SeO3_x_5_H2O["Na2SeO3 x 5 H2O"]
CultureMech_002073 --> ing25_Na2SeO3_x_5_H2O
CHEBI_131361["CHEBI:131361"]
ing25_Na2SeO3_x_5_H2O -.-> CHEBI_131361
ing26_Na2WO4_x_2_H2O["Na2WO4 x 2 H2O"]
CultureMech_002073 --> ing26_Na2WO4_x_2_H2O
CHEBI_63939["CHEBI:63939"]
ing26_Na2WO4_x_2_H2O -.-> CHEBI_63939
Ingredients (27)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
NH4Cl
Cl.H4N 53.492 g/mol
|
0.990099 G_PER_L |
CHEBI:31206
ammonium chloride
|
|
| 2 |
K2HPO4
HO4P.2K 174.174 g/mol
|
0.29703 G_PER_L |
CHEBI:131527
dipotassium hydrogen phosphate
|
|
| 3 |
KH2PO4
H2O4P.K 136.084 g/mol
|
0.29703 G_PER_L |
CHEBI:63036
potassium dihydrogen phosphate
|
|
| 4 |
KCl
Cl.K 74.551 g/mol
|
0.168317 G_PER_L |
CHEBI:32588
potassium chloride
|
|
| 5 |
NaCl
Cl.Na 58.443 g/mol
|
50.505 G_PER_L |
CHEBI:26710
sodium chloride
|
[Merged 2 duplicates: 49.505, 1.0] |
| 6 |
Na-acetate
C2H3O2.Na 82.034 g/mol
|
0.49505 G_PER_L |
CHEBI:32954
sodium acetate
|
|
| 7 | Yeast extract | 0.49505 G_PER_L | ||
| 8 | Trypticase | 0.49505 G_PER_L |
MICRO:0000175 (source link unavailable)
Trypticase peptone
|
|
| 9 |
Sodium resazurin
C12H7NO4 229.191 g/mol
|
0.00049505 G_PER_L |
CHEBI:8806
Resazurin
|
|
| 10 |
NaHCO3
CHO3.Na 84.006 g/mol
|
1.9802 G_PER_L |
CHEBI:32139
sodium hydrogencarbonate
|
|
| 11 |
L-Cysteine HCl x H2O
C3H7NO2S.H2O.HCl 175.637 g/mol
|
0.49505 G_PER_L |
CHEBI:91248
L-cysteine hydrochloride hydrate
|
|
| 12 |
CaCl2 x 2 H2O
Ca.2Cl.2H2O 147.014 g/mol
|
0.694059 G_PER_L |
CHEBI:86158
calcium chloride dihydrate
|
[Merged 2 duplicates: 0.594059, 0.1] |
| 13 |
MgCl2 x 6 H2O
2Cl.6H2O.Mg 203.301 g/mol
|
3.16832 G_PER_L |
CHEBI:86345
magnesium dichloride hexahydrate
|
|
| 14 |
Na2S x 9 H2O
9H2O.2Na.S 240.182 g/mol
|
0.29703 G_PER_L |
CHEBI:76209
sodium sulfide nonahydrate
|
|
| 15 |
Nitrilotriacetic acid
C6H9NO6 191.139 g/mol
|
1.5 G_PER_L |
CHEBI:44557
nitrilotriacetic acid
|
|
| 16 |
MgSO4 x 7 H2O
7H2O.Mg.O4S 246.473 g/mol
|
3 G_PER_L |
CHEBI:31795
magnesium sulfate heptahydrate
|
|
| 17 |
MnSO4 x H2O
H2O.Mn.O4S 169.016 g/mol
|
0.5 G_PER_L |
CHEBI:86364
manganese(II) sulfate monohydrate
|
|
| 18 |
FeSO4 x 7 H2O
Fe.7H2O.O4S 278.013 g/mol
|
0.1 G_PER_L |
CHEBI:75836
iron(2+) sulfate heptahydrate
|
|
| 19 |
CoSO4 x 7 H2O
Co.7H2O.O4S 281.101 g/mol
|
0.18 G_PER_L |
CHEBI:91244
cobalt(2+) sulfate heptahydrate
|
|
| 20 |
ZnSO4 x 7 H2O
7H2O.O4S.Zn 287.558 g/mol
|
0.18 G_PER_L |
CHEBI:32312
zinc sulfate heptahydrate
|
|
| 21 |
CuSO4 x 5 H2O
Cu.5H2O.O4S 249.684 g/mol
|
0.01 G_PER_L |
CHEBI:31440
copper(II) sulfate pentahydrate
|
|
| 22 |
AlK(SO4)2 x 12 H2O
Al.12H2O.K.2O4S 474.386 g/mol
|
0.02 G_PER_L |
CHEBI:86465
potassium aluminium sulfate dodecahydrate
|
|
| 23 |
H3BO3
H3BO3 61.833 g/mol
|
0.01 G_PER_L |
CHEBI:33118
boric acid
|
|
| 24 |
Na2MoO4 x 2 H2O
2H2O.MoO4.2Na 241.946 g/mol
|
0.01 G_PER_L |
CHEBI:75213
sodium molybdate dihydrate
|
|
| 25 |
NiCl2 x 6 H2O
Cl2Ni 129.599 g/mol
|
0.03 G_PER_L |
CHEBI:34887
nickel dichloride
|
|
| 26 |
Na2SeO3 x 5 H2O
5H2O.2Na.O3Se 263.012 g/mol
|
0.0003 G_PER_L |
CHEBI:131361
disodium selenite pentahydrate
|
|
| 27 |
Na2WO4 x 2 H2O
2H2O.2Na.O4W 329.846 g/mol
|
0.0004 G_PER_L |
CHEBI:63939
sodium tungstate dihydrate
|
Preparation
- Dissolve ingredients (except bicarbonate, cysteine, calcium chloride, magnesium chloride and sulfide), then sparge medium with 80% N2 and 20% CO2 gas mixture for 30 - 45 min to make it anoxic. Add and dissolve solid bicarbonate and cysteine, then adjust pH to 7.5 with 10 N KOH. Dispense medium under 80% N2 and 20% CO2 gas atmosphere into anoxic Hungate-type tubes or serum vials (to 30% of volume) and autoclave. Add calcium chloride, magnesium chloride and sulfide from sterile anoxic stock solutions prepared under 100% N2 gas. The pH of the complete medium should be between 7.2 and 7.6.
- After inoculation pressurize vessels with sterile 80% H2 and 20% CO2 gas mixture to 1 bar overpressure.
- First dissolve nitrilotriacetic acid and adjust pH to 6.5 with KOH, then add minerals. Adjust final to pH 7.0 with KOH.
Target organisms
No target organisms are recorded.
Provenance
Merged from 1 source record.
- methanocalculus_halotolerans_medium (CultureMech:002073)
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-26T17:53:12.705039Z | mediadive-import | Imported from MediaDive | Source: DSMZ, ID: 905 |
| 2026-01-28T19:48:27.185208Z | chebi-enrichment | Added CHEBI ontology terms to ingredients | Enriched using MicrobeMediaParam and MediaDive chemical mappings |
| 2026-03-13T03:09:15.428711Z | data-quality-cleanup-v1.0 | Data quality fixes | Merged 2 duplicate ingredient(s) |
| 2026-03-13T06:19:10.043780Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:002073 |
| 2026-03-17T06:30:23.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:22.664946+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "METHANOCALCULUS HALOTOLERANS MEDIUM" to "methanocalculus_halotolerans_medium" for consistent matching |
| 2026-05-20T06:01:55.233721+00:00 | migrate_ph_range.py | MIGRATED_PH_RANGE | ph_range '7.2-7.6' -> {'min': 7.2, 'max': 7.6} |
| 2026-06-05T07:41:30.943870+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 24 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-06-10T07:47:06.751259+00:00 | primary-term-label-canonicalization-v1.0 | Canonicalized primary term label to OBO canonical (OAK) | 5 primary term(s); ingredient name resolved by OAK sqlite:obo:chebi. |
| 2026-09-22T00:03:26.686152+00:00 | repair_rejected_peptone_groundings.py | CORRECTED_REJECTED_PEPTONE_GROUNDING | CultureMech #484. /ingredients/7/term/id: Trypticase CHEBI:78018 -> MICRO:0000175 (replace_term). Reviewed identities: https://github.com/CultureBotAI/MediaIngredientMech/tree/24562493919391df4468a4285b7c997960cc8868. Publication resolver: MIM label index 9f09e4fb97fb0e6cbbd6f25baca40b36512adb88. MediaDive source IDs and concentrations preserved. |
| 2026-09-22T00:08:17.935766+00:00 | merge_recipes.py | MERGED_RECIPES | merged 1 source recipe(s) on fingerprint 2e7ace4c681a1f052a6bf64f907cb0229489fee1aef304093f50e924cc8c69c8 |