Overview
- External ontology
- UTEX:ss-diatom-medium (source link unavailable) — SS Diatom Medium
- Applications
-
- Algae cultivation
- Phytoplankton culture
- Microalgae research
- Notes
- UTEX prepares SS Diatom Medium tube-by-tube from 1 cc CR1 Soil and 12 mL Pasteurized Seawater in 15 mL glass tubes.
Composition
flowchart LR
CultureMech_000219["ss_diatom_medium"]
ing0_CR1_Soil["CR1 Soil"]
CultureMech_000219 --> ing0_CR1_Soil
ing1_Pasteurized_Seawater["Pasteurized Seawater"]
CultureMech_000219 --> ing1_Pasteurized_Seawater
Ingredients (2)
| # | Ingredient | Concentration | Ontology | Notes |
|---|---|---|---|---|
| 1 | CR1 Soil | 1 cc per 15 mL tube VARIABLE | UTEX lists 1 cc CR1 Soil per 15 mL glass tube. | |
| 2 | Pasteurized Seawater | 12 mL per 15 mL tube VARIABLE |
ENVO:00002149
sea water
|
UTEX lists 12 mL Pasteurized Seawater per 15 mL glass tube. |
Preparation
- Add 1 cc CR1 Soil and 12 mL Pasteurized Seawater to each 15 mL glass tube.
- Process the soil and seawater within 6 hours; autoclave for 15 minutes for routine maintenance.
- Allow tubes to gas-equilibrate for 2 days before use.
Target organisms
No target organisms are recorded.
Provenance
| Timestamp | Curator | Action | Notes |
|---|---|---|---|
| 2026-01-28T00:00:00+00:00 | utex-import | Imported from UTEX Culture Collection | Source ID: ss-diatom-medium, URL: https://utex.org/products/ss-diatom-medium |
| 2026-03-13T06:18:53.587819Z | culturemech-id-assigner-v1.0 | Assigned CultureMech ID | Assigned stable identifier: CultureMech:000219 |
| 2026-03-17T19:45:04.509605+00:00 | normalize_media_names_to_snake_case.py | NAME_NORMALIZED | Normalized name from "SS Diatom Medium" to "ss_diatom_medium" for consistent matching |
| 2026-05-16T09:02:56.099505+00:00 | migrate_legacy_fields.py | MIGRATED_LEGACY_FIELDS | curation_history.date->timestamp=1; references.reference_id->reference=2; category->lowercase=1 |
| 2026-05-16T09:11:01.311846+00:00 | migrate_preparation_steps.py | MIGRATED_PREPARATION_STEPS | instruction->action+description for 9 step(s) |
| 2026-08-30T00:58:30.948130+00:00 | repair_utex_ingredients.py | REPAIRED_UTEX_COMPOSITION | Restored 2 ingredient name(s) and amount(s) from a re-fetched UTEX capture. The original fetcher read fixed column positions, so the row ordinal was stored as the ingredient name, the component name as the amount, and the Amount column was never read; concentration was then filled in as G_PER_L regardless. Source: https://utex.org/pages/algal-culture-media, captured 2026-08-29T17:46:40.207779. |
| 2026-09-06T00:00:00-07:00 | repair_utex_remaining_score50.py | RESOLVED_UTEX_SCORE50_ALGAE_GRAPH | UTEX prepares SS Diatom Medium tube-by-tube from 1 cc CR1 Soil and 12 mL Pasteurized Seawater in 15 mL glass tubes. |