Product Category Search
Top rated lab separatory funnels
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Best overall
Pyrex 250 mL Separatory Funnel with PTFE Stopcock
Durable borosilicate glass, leak-proof PTFE stopcock, and precise graduation for reliable liquid-liquid extraction.
- High durability
- Smooth stopcock operation
- Accurate graduations
- Pricey for small labs
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Best value
Eisco Labs 500 mL Borosilicate Separatory Funnel with Glass Stopcock
Affordable borosilicate glass funnel with glass stopcock; good seal and easy to clean; ideal for teaching labs.
- Great value
- Glass stopcock
- Easy to clean
- Stopcock may stick
- Lid not included
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Best for precision
United Scientific Supplies 125 mL Squibb Separatory Funnel with PTFE Stopcock
Squibb conical shape for better phase separation; PTFE stopcock resists corrosion; excellent student reviews.
- Excellent phase separation
- Corrosion-resistant
- Student-friendly
- Small capacity
- Fragile stem
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Best for professional labs
DWK Life Sciences Kimble 500 mL Separatory Funnel with Glass Stopcock
Heavy-wall borosilicate glass, reinforced stopcock, and clear graduation lines; trusted by chemists.
- Heavy-wall glass
- Reinforced stopcock
- Trusted brand
- Expensive
- Requires care with stopcock
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Best large capacity
Eisco Labs 1000 mL Squibb Separatory Funnel with PTFE Stopcock
Large 1-liter capacity for bulk extractions; PTFE stopcock ensures smooth flow; robust construction.
- Large capacity
- Smooth PTFE stopcock
- Robust build
- Heavy when full
- Stopcock assembly tricky
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Best budget pick
Globe Scientific 250 mL Separatory Funnel with Glass Stopcock
Budget-friendly option with ground glass stopcock; suitable for general lab procedures.
- Very affordable
- Functional ground glass
- Lightweight
- Less durable
- Stopcock may leak
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Best premium
Pyrex 500 mL Squibb Separatory Funnel with PTFE Stopcock and Glass Stopper
Premium Squibb design with PTFE stopcock and glass stopper; excellent chemical resistance, very high user ratings.
- Premium quality
- Chemical resistant
- Very high rating
- Expensive
- Heavy
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Best for home labs
Huanyu 125 mL Separatory Funnel with PTFE Stopcock, Borosilicate Glass
Low-cost borosilicate funnel for hobbyists; includes PTFE stopcock; decent performance for non-critical work.
- Low cost
- Includes PTFE
- Good for hobbyists
- Lower quality control
- Graduation marks may fade
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