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| Product Name | Urine Specimen Stabilization Reagent, Preservative Tablet |
| Catalog No. | ATR-SPS-0004 |
| Description | An effervescent preservative tablet for the stabilization of urine specimens during 24-hour collection periods and transport, preventing bacterial overgrowth and analyte degradation. |
| Intended Use | Stabilizing 24-hour urine collections for catecholamines, metanephrines, 5-HIAA, cortisol, and other labile urine analytes by maintaining acidic pH and preventing microbial metabolism. |
| Principle / Technology | Boric acid or sodium metabisulfite formulations create an antimicrobial environment; acidic pH prevents degradation of catecholamines and reduces bacterial conversion of analytes. |
| Detection Method | Urine culture after 24 hours at ambient temperature, analyte stability measured by HPLC |
| Sample Type | 24-hour urine collections, random urine specimens for specialized testing |
| Performance Range / Specifications | Bacterial growth suppressed to <10^3 CFU/mL after 24 hours at 25°C; catecholamine recovery >90% |
| Sensitivity / LOD | N/A |
| Specificity | N/A |
| Reaction Conditions / Protocol | Add one tablet to collection container at start of 24-hour collection; ensure complete dissolution; store collected urine refrigerated or on ice. |
| Components / Formulation | Boric acid, sodium metabisulfite, EDTA disodium, tablet binding agents |
| Storage Conditions | 15–30°C, keep container tightly closed to protect from moisture |
| Shelf Life | 36 months in unopened container |
| Package Specifications | 100 tablets/bottle |
| Product Form | Tablet |
| Quality Control | Dissolution time, pH after dissolution, antimicrobial efficacy validation with challenge organisms |
| Key Features | Effervescent for rapid dissolution; no measuring needed; validated for 24-hour urine assays; long shelf life |
For research use only, not for clinical use.
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