5.0 mL Round Bottom Test Tubes, 12 × 75 mm — Polypropylene, Natural, 1000/Bag
These 5.0 mL round bottom test tubes measure 12 × 75 mm and are molded from virgin-grade natural polypropylene (PP), supplied non-sterile in sealed 1000/Bag packaging for high-throughput clinical and research workflows. Lot-to-lot dimensional consistency ensures reliable fit in standard 12 mm autoanalyzer sample racks, making part number 214-2367-030 a dependable choice for clinical chemistry, hematology, and general sample handling. BPA-free, phthalate-free construction and FDA 21 CFR Part 177–compliant resin make these tubes suitable for direct contact with serum, plasma, urine, and aqueous clinical reagent matrices.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number (MPN) | 214-2367-030 |
| Volume | 5.0 mL |
| Dimensions | 12 × 75 mm |
| Bottom Style | Round Bottom |
| Material | Polypropylene (PP) |
| Color | Natural |
| Sterility | Non-Sterile |
| BPA / Phthalate Free | Yes |
| Pack Size | 1000/Bag |
| Country of Origin | USA |
Applications
- Clinical chemistry sample presentation in 12 mm autoanalyzer racks
- Hematology sample preparation requiring round bottom geometry for complete drainage
- Urinalysis and general specimen collection and handling
- Serum, plasma, and urine aliquoting in clinical and hospital laboratories
- General bench workflows requiring a standard 12 × 75 mm tube format
Chemical Resistance
| Reagent / Condition | Compatibility |
|---|---|
| Aqueous buffers / saline | Excellent |
| Dilute acids | Excellent |
| Dilute bases | Excellent |
| Methanol | Good |
| Isopropanol | Good |
| Acetonitrile | Good |
| Aromatic / chlorinated solvents | Not recommended |
Quality & Procurement
Made in USA, these Caplugs® Evergreen round bottom tubes are manufactured under ISO-certified quality management from virgin-grade, BPA-free, phthalate-free polypropylene resin compliant with FDA 21 CFR Part 177. Every bag carries a lot number and manufacturing date to support full CAP, CLIA, and ISO 15189 traceability requirements. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from domestic USA inventory to eliminate offshore lead time risk — with tiered pricing available for high-volume institutional and grant-funded accounts.
Frequently Asked Questions
Are these test tubes sterile?
No — they are supplied non-sterile in 1000/Bag packaging. For applications requiring sterility, contact LabSupplies.com to inquire about available sterile alternatives.
Will these tubes fit standard autoanalyzer sample racks?
Yes. The 12 × 75 mm outer dimensions are manufactured to tight tolerances specifically to ensure consistent fit in 12 mm autoanalyzer sample racks used in clinical chemistry platforms.
Are the tubes suitable for contact with serum, plasma, or urine?
Yes. The virgin-grade polypropylene resin meets FDA 21 CFR Part 177 standards and is appropriate for direct contact with serum, plasma, urine, and standard aqueous clinical reagent matrices.
Does each bag include lot traceability information?
Yes. Every sealed bag of 214-2367-030 is lot-numbered and date-coded to support CAP, CLIA, and ISO 15189 documentation requirements.