Overview
- External ontology
- komodo.medium:816 (source link unavailable) — BT medium
- Applications
-
- Microbial cultivation
- pH
- 7.6
- Notes
- pH buffer: Na2CO3 | Source: KOMODO ModelSEED | ID: 816 | DSMZ Medium: 816 (mediadive.medium:816) | Aerobic: Yes
Composition
flowchart LR
CultureMech_006540["bt_medium"]
ing0_KH2PO4["KH2PO4"]
CultureMech_006540 --> ing0_KH2PO4
CHEBI_63036["CHEBI:63036"]
ing0_KH2PO4 -.-> CHEBI_63036
ing1_NH4Cl["NH4Cl"]
CultureMech_006540 --> ing1_NH4Cl
CHEBI_31206["CHEBI:31206"]
ing1_NH4Cl -.-> CHEBI_31206
ing2_KCl["KCl"]
CultureMech_006540 --> ing2_KCl
CHEBI_32588["CHEBI:32588"]
ing2_KCl -.-> CHEBI_32588
ing3_NaCl["NaCl"]
CultureMech_006540 --> ing3_NaCl
CHEBI_26710["CHEBI:26710"]
ing3_NaCl -.-> CHEBI_26710
ing4_CaCl2_x_2_H2O["CaCl2 x 2 H2O"]
CultureMech_006540 --> ing4_CaCl2_x_2_H2O
CHEBI_86158["CHEBI:86158"]
ing4_CaCl2_x_2_H2O -.-> CHEBI_86158
ing5_MgCl2_x_6_H2O["MgCl2 x 6 H2O"]
CultureMech_006540 --> ing5_MgCl2_x_6_H2O
CHEBI_86345["CHEBI:86345"]
ing5_MgCl2_x_6_H2O -.-> CHEBI_86345
ing6_Sodium_resazurin["Sodium resazurin"]
CultureMech_006540 --> ing6_Sodium_resazurin
CHEBI_8806["CHEBI:8806"]
ing6_Sodium_resazurin -.-> CHEBI_8806
ing7_Na2CO3["Na2CO3"]
CultureMech_006540 --> ing7_Na2CO3
CHEBI_29377["CHEBI:29377"]
ing7_Na2CO3 -.-> CHEBI_29377
ing8_3_Hydroxybenzoic_acid["3-Hydroxybenzoic acid"]
CultureMech_006540 --> ing8_3_Hydroxybenzoic_acid
CHEBI_30764["CHEBI:30764"]
ing8_3_Hydroxybenzoic_acid -.-> CHEBI_30764
ing9_Yeast_extract["Yeast extract"]
CultureMech_006540 --> ing9_Yeast_extract
ing10_Trypticase["Trypticase"]
CultureMech_006540 --> ing10_Trypticase
ing11_Na2S_x_9_H2O["Na2S x 9 H2O"]
CultureMech_006540 --> ing11_Na2S_x_9_H2O
CHEBI_76209["CHEBI:76209"]
ing11_Na2S_x_9_H2O -.-> CHEBI_76209
ing12_HCl["HCl"]
CultureMech_006540 --> ing12_HCl
CHEBI_17883["CHEBI:17883"]
ing12_HCl -.-> CHEBI_17883
ing13_FeCl2_x_4_H2O["FeCl2 x 4 H2O"]
CultureMech_006540 --> ing13_FeCl2_x_4_H2O
CHEBI_86249["CHEBI:86249"]
ing13_FeCl2_x_4_H2O -.-> CHEBI_86249
ing14_ZnCl2["ZnCl2"]
CultureMech_006540 --> ing14_ZnCl2
CHEBI_49976["CHEBI:49976"]
ing14_ZnCl2 -.-> CHEBI_49976
ing15_MnCl2_x_4_H2O["MnCl2 x 4 H2O"]
CultureMech_006540 --> ing15_MnCl2_x_4_H2O
CHEBI_86368["CHEBI:86368"]
ing15_MnCl2_x_4_H2O -.-> CHEBI_86368
ing16_H3BO3["H3BO3"]
CultureMech_006540 --> ing16_H3BO3
CHEBI_33118["CHEBI:33118"]
ing16_H3BO3 -.-> CHEBI_33118
ing17_CoCl2_x_6_H2O["CoCl2 x 6 H2O"]
CultureMech_006540 --> ing17_CoCl2_x_6_H2O
CHEBI_53503["CHEBI:53503"]
ing17_CoCl2_x_6_H2O -.-> CHEBI_53503
ing18_CuCl2_x_2_H2O["CuCl2 x 2 H2O"]
CultureMech_006540 --> ing18_CuCl2_x_2_H2O
CHEBI_86318["CHEBI:86318"]
ing18_CuCl2_x_2_H2O -.-> CHEBI_86318
ing19_NiCl2_x_6_H2O["NiCl2 x 6 H2O"]
CultureMech_006540 --> ing19_NiCl2_x_6_H2O
CHEBI_34887["CHEBI:34887"]
ing19_NiCl2_x_6_H2O -.-> CHEBI_34887
ing20_Na2MoO4_x_2_H2O["Na2MoO4 x 2 H2O"]
CultureMech_006540 --> ing20_Na2MoO4_x_2_H2O
CHEBI_75213["CHEBI:75213"]
ing20_Na2MoO4_x_2_H2O -.-> CHEBI_75213
ing21_NaOH["NaOH"]
CultureMech_006540 --> ing21_NaOH
CHEBI_32145["CHEBI:32145"]
ing21_NaOH -.-> CHEBI_32145
ing22_Na2SeO3_x_5_H2O["Na2SeO3 x 5 H2O"]
CultureMech_006540 --> ing22_Na2SeO3_x_5_H2O
CHEBI_131361["CHEBI:131361"]
ing22_Na2SeO3_x_5_H2O -.-> CHEBI_131361
ing23_Na2WO4_x_2_H2O["Na2WO4 x 2 H2O"]
CultureMech_006540 --> ing23_Na2WO4_x_2_H2O
CHEBI_63939["CHEBI:63939"]
ing23_Na2WO4_x_2_H2O -.-> CHEBI_63939
Ingredients (24)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 |
KH2PO4
H2O4P.K 136.084 g/mol
|
0.217391 G_PER_L |
CHEBI:63036
potassium dihydrogen phosphate
|
|
| 2 |
NH4Cl
Cl.H4N 53.492 g/mol
|
0.326087 G_PER_L |
CHEBI:31206
ammonium chloride
|
|
| 3 |
KCl
Cl.K 74.551 g/mol
|
0.543478 G_PER_L |
CHEBI:32588
potassium chloride
|
|
| 4 |
NaCl
Cl.Na 58.443 g/mol
|
1.08696 G_PER_L |
CHEBI:26710
sodium chloride
|
|
| 5 |
CaCl2 x 2 H2O
Ca.2Cl.2H2O 147.014 g/mol
|
0.163043 G_PER_L |
CHEBI:86158
calcium chloride dihydrate
|
|
| 6 |
MgCl2 x 6 H2O
2Cl.6H2O.Mg 203.301 g/mol
|
0.434783 G_PER_L |
CHEBI:86345
magnesium dichloride hexahydrate
|
|
| 7 |
Sodium resazurin
C12H7NO4 229.191 g/mol
|
0.0005 G_PER_L |
CHEBI:8806
Resazurin
|
|
| 8 |
Na2CO3
CO3.2Na 105.988 g/mol
|
50 G_PER_L |
CHEBI:29377
sodium carbonate
|
|
| 9 |
3-Hydroxybenzoic acid
C7H6O3 138.122 g/mol
|
280 G_PER_L |
CHEBI:30764
3-hydroxybenzoic acid
|
|
| 10 | Yeast extract | 100 G_PER_L | ||
| 11 | Trypticase | 100 G_PER_L |
MICRO:0000175 (source link unavailable)
Trypticase peptone
|
|
| 12 |
Na2S x 9 H2O
9H2O.2Na.S 240.182 g/mol
|
30 G_PER_L |
CHEBI:76209
sodium sulfide nonahydrate
|
|
| 13 |
HCl
HCl 36.461 g/mol
|
2.5 G_PER_L |
CHEBI:17883
hydrogen chloride
|
|
| 14 |
FeCl2 x 4 H2O
Cl2Fe.4H2O 198.811 g/mol
|
1.5 G_PER_L |
CHEBI:86249
iron dichloride tetrahydrate
|
|
| 15 |
ZnCl2
2Cl.Zn 136.296 g/mol
|
0.07 G_PER_L |
CHEBI:49976
zinc dichloride
|
|
| 16 |
MnCl2 x 4 H2O
Cl2Mn.4H2O 197.904 g/mol
|
0.1 G_PER_L |
CHEBI:86368
manganese(II) chloride tetrahydrate
|
|
| 17 |
H3BO3
H3BO3 61.833 g/mol
|
0.006 G_PER_L |
CHEBI:33118
boric acid
|
|
| 18 |
CoCl2 x 6 H2O
2Cl.Co.6H2O 237.929 g/mol
|
0.19 G_PER_L |
CHEBI:53503
cobalt chloride hexahydrate
|
|
| 19 |
CuCl2 x 2 H2O
Cl2Cu.2H2O 170.482 g/mol
|
0.002 G_PER_L |
CHEBI:86318
copper(II) chloride dihydrate
|
|
| 20 |
NiCl2 x 6 H2O
Cl2Ni 129.599 g/mol
|
0.024 G_PER_L |
CHEBI:34887
nickel dichloride
|
|
| 21 |
Na2MoO4 x 2 H2O
2H2O.MoO4.2Na 241.946 g/mol
|
0.036 G_PER_L |
CHEBI:75213
sodium molybdate dihydrate
|
|
| 22 |
NaOH
HO.Na 39.997 g/mol
|
0.5 G_PER_L |
CHEBI:32145
sodium hydroxide
|
|
| 23 |
Na2SeO3 x 5 H2O
5H2O.2Na.O3Se 263.012 g/mol
|
0.003 G_PER_L |
CHEBI:131361
disodium selenite pentahydrate
|
|
| 24 |
Na2WO4 x 2 H2O
2H2O.2Na.O4W 329.846 g/mol
|
0.004 G_PER_L |
CHEBI:63939
sodium tungstate dihydrate
|
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-27T01:15:03.fZ | komodo-web-import | Imported from KOMODO web table | Source: KOMODO, ID: 816 |
| 2026-02-03T11:19:09.922467 | dsmz-resolver-v1.0 | Enriched with DSMZ composition | Copied ingredients from DSMZ Medium 816 |
| 2026-03-13T06:19:41.684537Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:006540 |
| 2026-03-17T06:30:26.000000Z | mediaingredientmech-enrichment-v1.0 | Added MediaIngredientMech links | Linked ingredients to MediaIngredientMech identifiers |
| 2026-03-17T19:45:59.182565+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "BT medium" to "bt_medium" for consistent matching |
| 2026-06-05T07:40:51.766923+00:00 | mim-legacy-to-chebi-migration-v1.0 | Refreshed legacy MediaIngredientMech links to CHEBI keying | Replaced 21 legacy mediaingredientmech_term link(s) with mediaingredientmech_chebi_term (id-safe: ingredient's own CHEBI + label). MIM deprecated the MediaIngredientMech:NNNNNN id scheme. |
| 2026-06-10T07:46:54.009514+00:00 | primary-term-label-canonicalization-v1.0 | Canonicalized primary term label to OBO canonical (OAK) | 4 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/10/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. |