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9Pcs Borosilicate Glass Stirring Rods 12" Long 1/4" Diameter Round Ends for Lab/Classroom/Home Use

9Pcs Borosilicate Glass Stirring Rods 12" Long 1/4" Diameter Round Ends for Lab/Classroom/Home Use

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$19.99 USD
$19.99 USD
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About This

  • Highly Corrosion-Resistant Borosilicate Material: 3.3-grade borosilicate glass (lab-specific), -20℃ to 300℃ temp range, resists acid/alkali corrosion, solves ordinary glass cracking issue (62% lower negative review rate).​
  • Precise Specs for Multi-Scene Use: 12-inch length + 1/4-inch diameter, rounded burr-free ends, fits 50-1000ml beakers/flasks (27% higher orders than single-scene products).​
  • 9-Piece Pack High Cost-Effectiveness: Matches lab bulk needs, 40% lower per-unit cost than 2-3-piece packs; individual packaging keeps damage rate ≤1% (category avg 5%).​
  • Easy to Clean & Reusable: Smooth glass (no residue), clean with water, supports high-temp sterilization, ≥95% reuse rate—greener than disposable plastic, cuts long-term costs.​
  • Multiple Quality Inspections: Each rod has size calibration/impact testing, meets lab safety standards; quality report available, fits research institutions/college labs.
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Frequently Asked Questions

We do not currently offer free shipping. However, this may be added at some point. We apologize.

Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.

If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.

For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.