Description
The Disposable Culture Tube – Borosilicate Glass from Osmosis Scientific is designed for high-volume laboratory applications requiring single-use glassware with reliable dimensional consistency. Manufactured from Boro 5.1 borosilicate glass, these tubes offer excellent chemical resistance and thermal stability for routine culture and sample processing workflows.
Each tube features a screw cap finish with standardized thread configurations, ensuring compatibility with laboratory closures and reducing contamination risks. The product range includes multiple outer diameter and height combinations, allowing selection based on required volume and application.
The tubes provide precisely defined overflow volumes ranging from 8 ml to 33 ml, making them suitable for controlled filling, culture media handling, and sample preparation. Supplied in case quantities of 1000 pieces, these disposable culture tubes are ideal for clinical laboratories, microbiology labs, pharmaceutical testing environments, and industrial QC operations.
| O.D. × Height (mm) | Thread Finish | Overflow Volume (mL) | Case of | SKU | Enquiry |
|---|---|---|---|---|---|
| 13 × 100 | 13 to 415 | 8 | 1000 | DCTB-13×100-08-13415 | Enquire Now |
| 16 × 100 | 15 to 415 | 12 | 1000 | DCTB-16×100-12-15415 | Enquire Now |
| 16 × 125 | 15 to 415 | 16 | 1000 | DCTB-16×125-16-15415 | Enquire Now |
| 16 × 150 | 15 to 415 | 20 | 1000 | DCTB-16×150-20-15415 | Enquire Now |
| 20 × 125 | 18 to 415 | 30 | 1000 | DCTB-20×125-30-18415 | Enquire Now |
| 20 × 150 | 18 to 415 | 33 | 1000 | DCTB-20×150-33-18415 | Enquire Now |
Frequently Asked Questions (FAQs)
Borosilicate provides excellent chemical resistance, prevents pH change, and offers high clarity and heat resistance, so contents remain stable and easy to observe.
Overflow volume is the maximum volume the tube can hold when filled to the brim, and it is often used in sizing tables (e.g., 8 mL, 12 mL, 33 mL) for culture tubes.
Because they are Type I borosilicate glass, they tolerate standard laboratory heating and autoclave conditions, although they are still intended for single use rather than repeated cycles.



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