Best Lab Addition Funnels. Reviews September, 2020

Lab Glass 500ml Pressure Equalizing Funnel 24/40 Joint, Addition Funnel with PTFE Stopcock

Search only HEQI GLASS brand name
Lab Glass 500ml Pressure Equalizing Funnel 24/40 Joint, Addition Funnel with PTFE Stopcock

Current price: 32.65 USD


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  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,

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StonyLab Glass Short Stem Powder Funnel with 100 mm Top Outer Dimension and 24/40 Inner Joint Filter Funnel Glass Funnel

Search only stonylab brand name
StonyLab Glass Short Stem Powder Funnel with 100 mm Top Outer Dimension and 24/40 Inner Joint Filter Funnel Glass Funnel

Current price: 20.59 USD


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Weight: 0.22 Pounds

  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm

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Lab glass 250ml Addition Pressure Equalizing Funnel 24/40 joint, with glass stopcock,

Search only HEQI GLASS brand name
Lab glass 250ml Addition Pressure Equalizing Funnel 24/40 joint, with glass stopcock,

Current price: 23 USD


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  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,

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Laboy Glass 1000mL Addition Graduated Pressure Equalizing Dropping Funnel with 24/40 Joints & Two 4mm PTFE Stopcocks Chemistry Lab Glassware

Search only LABOY brand name
Laboy Glass 1000mL Addition Graduated Pressure Equalizing Dropping Funnel with 24/40 Joints & Two 4mm PTFE Stopcocks Chemistry Lab Glassware

Current price: 114.83 USD


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Weight: 0.1 Pounds

  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.

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StonyLab Borosilicate Glass 500ml Heavy Wall Conical Separatory Funnel with 24/29 Joints and PTFE Stopcock - 500ml

Search only stonylab brand name
StonyLab Borosilicate Glass 500ml Heavy Wall Conical Separatory Funnel with 24/29 Joints and PTFE Stopcock - 500ml

Current price: 42.99 USD


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Height: 3.93700787 Inches

Length: 5.905511805 Inches

Width: 3.93700787 Inches

  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.
  • Warranty: If received damaged, please contact us immediately; We will solve it until satisfied
  • Conical design ensures efficient separation
  • Made of high quality glass
  • 500mL glass separatory funnel for separating liquids with different densities
  • 500 mL Separatory funnel

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Deschem 250ml.24/29,Glass Pressure Equalizing Additonal Funnel,with PTFE Lab Stopcock

Search only Deschem brand name
Deschem 250ml.24/29,Glass Pressure Equalizing Additonal Funnel,with PTFE Lab Stopcock

Current price: 26 USD


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  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.
  • Warranty: If received damaged, please contact us immediately; We will solve it until satisfied
  • Conical design ensures efficient separation
  • Made of high quality glass
  • 500mL glass separatory funnel for separating liquids with different densities
  • 500 mL Separatory funnel
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply

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Lab glass 125ml Addition Pressure Equalizing Funnel 24/40 joint, with telfon stopcock,

Search only HEQI GLASS brand name
Lab glass 125ml Addition Pressure Equalizing Funnel 24/40 joint, with telfon stopcock,

Current price: 19 USD


Check price and availability


  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.
  • Warranty: If received damaged, please contact us immediately; We will solve it until satisfied
  • Conical design ensures efficient separation
  • Made of high quality glass
  • 500mL glass separatory funnel for separating liquids with different densities
  • 500 mL Separatory funnel
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply
  • telfon stopcock
  • Joints size: 24/40,
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 125mL,

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Deschem 125ml,24/40,Glass Pressure Equalizing Additonal Funnel,PTFE Stopcock,

Search only Deschem brand name
Deschem 125ml,24/40,Glass Pressure Equalizing Additonal Funnel,PTFE Stopcock,

Current price: 20 USD


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  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.
  • Warranty: If received damaged, please contact us immediately; We will solve it until satisfied
  • Conical design ensures efficient separation
  • Made of high quality glass
  • 500mL glass separatory funnel for separating liquids with different densities
  • 500 mL Separatory funnel
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply
  • telfon stopcock
  • Joints size: 24/40,
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 125mL,
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply

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Dropping Funnel, 100ml - PTFE Key Stopcock, Open Top, Cylindrical - Ungraduated - Cylindrical, Borosilicate Glass - Eisco Labs

Search only EISCO brand name
Dropping Funnel, 100ml - PTFE Key Stopcock, Open Top, Cylindrical - Ungraduated - Cylindrical, Borosilicate Glass - Eisco Labs

Current price: 25.59 USD


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Weight: 0.5 Pounds

  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.
  • Warranty: If received damaged, please contact us immediately; We will solve it until satisfied
  • Conical design ensures efficient separation
  • Made of high quality glass
  • 500mL glass separatory funnel for separating liquids with different densities
  • 500 mL Separatory funnel
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply
  • telfon stopcock
  • Joints size: 24/40,
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 125mL,
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply
  • Perfect for any science or home laboratory
  • 100ml capacity
  • Open top with PTFE Key Stopcock
  • Cylindrical Dropping Funnel, made of high quality borosilicate glass
  • Made of high quality, Borosilicate glass

More Info

Lab Glass 250ml Addition Pressure Equalizing Funnel 24/40 Joint, with telfon Stopcock,

Search only HEQI GLASS brand name
Lab Glass 250ml Addition Pressure Equalizing Funnel 24/40 Joint, with telfon Stopcock,

Current price: 25.25 USD


Check price and availability


  • PTFE stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 500 mL,
  • StonyLab Warranty: 1-month hassle free return and 12-month limited warranty
  • Borosilicate Glass, Heavy Duty Design, Reusable and High quality
  • Short Stem Funnel is made of borosilicate glass
  • 24/40 Joint
  • Top Outside Diameter: 100mm
  • glass stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,
  • 100% 90 DAY MONEY BACK GUARANTEE If you are not satisfied for any reason, simply return for a full refund, no questions asked. You have nothing to lose.Please also kindly undertand glassware is fragile, even if we pack them carefully,it may be broken during the shipment ,if you receive the items in broken status,don't hesitate to contact us ,we will arrange free replacement or full refund.
  • HEAVY WALL ---This dropping funnel is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 807 degree Celsius ,can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling,durable and reusable.
  • DIMENSIONS------This graduated addition funnel has a capacity of 1000mL,with 24/40 top and bottom joints, with 4mm PTFE stopcock above the lower male joint and the side tube
  • ADVANTAGE---A pressure equalizing funnel is used to add exact amounts of liquid to the receiving flask slowly and smoothly.With the side narrow-bore tube,the liquid form the funnel drops smooth without having to remove the glass joint stopper.In a reflux reaction,the funnel will be attached to one neck of the receiving flask,while the reflux condenser will be placed on the other neck.It is also ideal to handle air-sensitive reagents in a sealed,inert-gas environment.
  • DESIGN----The pressure equalizing funnel is a special type of dropping funnel .Comparing to the ordinary cylindrical dropping funnel and pear-shaped separatory dropping funnel,it is designed with an additional glass tube at side from the top of cylindrical body to the tube between the stopcock and lower male joint.The funnel features a graduated cylindrical tube as main body,with standard joints at top and bottom,a PTFE stopcock above the lower joint,the other PTFE stopcock on the side tube.
  • Warranty: If received damaged, please contact us immediately; We will solve it until satisfied
  • Conical design ensures efficient separation
  • Made of high quality glass
  • 500mL glass separatory funnel for separating liquids with different densities
  • 500 mL Separatory funnel
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply
  • telfon stopcock
  • Joints size: 24/40,
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 125mL,
  • Softening Point------820℃
  • Linear Coefficient of Expansion------ 32×10-7/℃
  • Annealing Point ------560℃
  • Be Made From G3.3 Borosilicate Glass
  • Deschem Science Supply
  • Perfect for any science or home laboratory
  • 100ml capacity
  • Open top with PTFE Key Stopcock
  • Cylindrical Dropping Funnel, made of high quality borosilicate glass
  • Made of high quality, Borosilicate glass
  • telfon stopcock
  • With 24/40 joint
  • Standard:ISO international standard
  • Material: borosilicate glass 3.3,
  • Capacity 250mL,

More Info

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