When laboratories replace an established 1.5 mL microcentrifuge tube, the decision should be based on measurable specifications rather than appearance alone. Capacity, material, maximum RCF, sterility, cap design and packaging all affect suitability.

Why 1.5 mL Is a Laboratory Standard
The 1.5 mL format is widely used for sample preparation, nucleic-acid and protein workflows, short-term handling and routine centrifugation. It offers useful capacity while fitting common microcentrifuge rotors.
NEST 615001 at a Glance
| Specification | NEST 615001 |
|---|---|
| Volume | 1.5 mL |
| Material | Polypropylene (PP) |
| Colour | Clear |
| Bottom | Conical |
| Sterility | Non-sterile |
| Maximum RCF | 30,000 ×g |
| Packaging | 500 tubes per bag; 5,000 per case |
These are the current specifications shown on the NEST Microcentrifuge Tubes product page. Confirm the requirements of your procedure and centrifuge before use.

What to Compare Before Replacing a Tube
- Maximum RCF: use the force rating, not RPM alone, and stay within both tube and rotor limits.
- Sterility: a non-sterile tube should not replace a sterile item where aseptic handling is required.
- Cap and dimensions: confirm secure closure and physical fit with the rotor or adaptor.
- Material: check compatibility with samples, reagents and operating temperature.
- Packaging: compare pack quantity, lot traceability and storage needs.
Cross-Reference Guide
The following catalogue numbers may be useful starting points when comparing common 1.5 mL formats:
| Brand | Reference |
|---|---|
| Sarstedt | 72.706 |
| Axygen | MCT-150-C |
| Nunc | 3448, 3448PK, 02681320, 02681331 |
| Greiner | 616201 |
This table is for product comparison only. It does not claim identical performance or universal interchangeability. Specifications and product versions can change. Buyers should verify dimensions, RCF, sterility, surface properties, packaging and application requirements before substitution.
When NEST 615001 May Be a Suitable Alternative
NEST 615001 can be considered when the workflow requires a clear, non-sterile, conical 1.5 mL PP tube rated to 30,000 ×g. It should not be selected solely because another brand appears in the table. Match the critical parameters and, where necessary, validate the tube in the intended method.
Frequently Asked Questions
Is NEST 615001 sterile?
No. The current 615001 product listing identifies it as non-sterile.
What is the maximum RCF?
The stated maximum is 30,000 ×g. Follow the centrifuge, rotor and protocol limits as well.
Does a cross-reference mean an exact equivalent?
No. It indicates a product worth comparing. Users must verify every critical specification and validate performance for the intended application.
Can I replace a low-binding or sterile tube with 615001?
Not without confirming that the required surface and sterility characteristics are met. The current 615001 listing is clear and non-sterile; do not infer unlisted properties.
Review the Specification or Request Support
View NEST 615001 specifications and availability. For bulk purchasing or help comparing requirements, contact the NEST Scientific Shop team.

