SKU:
Addition Funnel, 24/40 Joint, PTFE Stopcock, 50-500 ml
Addition Funnel, 24/40 Joint, PTFE Stopcock, 50-500 ml
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| Buy (Same SKU or Part #) | Get |
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About this item
- Design: cylindrical borosilicate addition funnel with standard 24/40 ground joints top and bottom for secure glass-to-glass connections
- Control: PTFE stopcock (polytetrafluoroethylene) for chemically resistant, smooth flow control enabling slow, dropwise reagent addition
- Capacity: available in 50 ml, 100 ml, 500 ml with clear etched graduations for accurate volume delivery
- Compatibility: integrates with common glass apparatus (condensers, adapters, receivers) and is reusable after standard laboratory cleaning procedures
- Support: StonyLab support - report damaged items on receipt for replacement or resolution
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1-Year FREE Warranty
1-Year FREE Warranty
Rest easy knowing that all web registered members receive a 1 year of full coverage on all purchases, with additional protection options available for equipment.
FREE Return
FREE Return
Enjoy 30-day free return on most regular orders. Check our Return Policy for full details and easy return steps.
FREE US Shipping
FREE US Shipping
All continental US orders enjoy free standard shipping.
Best Price Promise
Best Price Promise
Buy with confidence! Our 10-day Price Adjustment policy ensures you get the best deal.
Contact Us
Contact Us
100% Satisfaction! Please feel free to contact us anytime. All your questions will be answered within timely manner.
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Secure Payment
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Get 6% OFF instantly in cart
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Couldn't load pickup availability
Buy More, Save More
(discount auto applied in cart)
| Buy (Same SKU or Part #) | Get |
|---|---|
| 1+ | 6% Off |
| 3+ | 8% Off |
| 5+ | 10% Off |
| 10+ | 13% Off |
| 20+ | 17% Off |
| 30+ | 22% Off |
1-Year FREE Warranty
1-Year FREE Warranty
Rest easy knowing that all web registered members receive a 1 year of full coverage on all purchases, with additional protection options available for equipment.
FREE Return
FREE Return
Enjoy 30-day free return on most regular orders. Check our Return Policy for full details and easy return steps.
FREE US Shipping
FREE US Shipping
All continental US orders enjoy free standard shipping.
Best Price Promise
Best Price Promise
Buy with confidence! Our 10-day Price Adjustment policy ensures you get the best deal.
Contact Us
Contact Us
100% Satisfaction! Please feel free to contact us anytime. All your questions will be answered within timely manner.
Secure Payment
Secure Payment
All transactions are protected by advanced encryption to ensure your personal and payment information stays safe.

Strong, excellent quality product!!!
I am very pleased with my purchase.
Works great.
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