Joaoxoko Magnetic Stir Bars 10 Pieces PTFE Magnetic Stirrer Mixer Bar 20 Millimeters 0.8 Inches White Laboratory Stirrer Mixer Bar
Why you'll like it
- Enhanced Stability — Cylindrical shape with a built-in center pivot ring reduces friction, wobbling, and vibration on uneven container surfaces.
- Superior Durability — Made with a robust magnetic core and high-grade PTFE Teflon coating to prevent demagnetization and ensure long-lasting use.
- Extreme Temperature Tolerance — Withstands severe thermal conditions ranging from negative 196 degrees Celsius up to 250 degrees Celsius.
- High Chemical Resistance — Inert coating safely resists strong acids, bases, and common organic solvents without degrading.
Product details
Description
The joaoxoko Magnetic Stir Bars set includes 10 pieces of high-quality 20 millimeter PTFE-coated laboratory mixer bars designed for precise and uniform liquid mixing. Each cylindrical stir bar features a built-in center pivot ring engineered to maintain an optimal stabilizing position in containers with curved or uneven bottoms, significantly reducing friction, vibration, and wear during operation.
Built with a robust magnetic steel core and an inert polytetrafluoroethylene exterior, these stirrer bars offer exceptional chemical resistance against harsh acids, alkalis, and organic solvents. They withstand wide operational temperature extremes ranging from negative 196 degrees Celsius up to 250 degrees Celsius.
Ideal for scientific research laboratories, educational institutions, colleges, and industrial applications, these durable stir sticks deliver reliable performance across diverse liquid blending tasks.
How to use
- Place the magnetic stir bar inside a container filled with your liquid solution.
- Position the container directly on top of a magnetic stirrer or hotplate stirrer.
- Turn on the stirring device and adjust to the desired speed to achieve uniform mixing.
Ingredients
Polytetrafluoroethylene (PTFE) coating and high-grade internal magnetic steel core.
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | joaoxoko |
|---|---|
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
What are magnetic stir bars used for?
Magnetic stir bars are placed inside liquid containers and driven by a rotating magnetic field from a laboratory stirrer to uniformly blend chemical solutions, samples, and compounds.
What is the purpose of the center pivot ring on these stir bars?
The center pivot ring stabilizes the stir bar in curved or uneven containers, minimizing friction, vibration, and spin wobble during high-speed mixing.
What temperature range can these PTFE stir bars handle?
These stir bars withstand extreme temperatures from negative 196 degrees Celsius up to 250 degrees Celsius, making them suitable for both cryogenic and high-heat applications.
Are these laboratory magnetic stir bars authentic imported items available in India?
Yes, Dropy sources these authentic items directly from trusted global markets, ensuring you receive genuine lab equipment delivered straight to your location in India.
What is included in the package?
Each package includes a set of 10 white PTFE magnetic stirrer mixer bars, each measuring 20 millimeters or 0.8 inches in length.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.