626 reviews analysed
1. StonyLab Vacuum Flow Control Adapter with PTFE Stopcock, 24/40 Joint and Straight Hose Connection for Lab Supply
2. Laboy Glass Vacuum Flow-Control Adapter with PTFE Stopcock 24/40 Male Joint & Straight Hose Connection Organic Chemistry Lab Glassware
3. Laboy Glass Double Maniflod Vacuum Gas Distributor for Schlenk Line with 4-Port Solid Glass Stopcock Front-Left-Right &Rear-Left Hose Opens 450mm in Length Chemistry Lab Glassware
Feature
- DESIGN—-This is a double-bank manifold for use with vacuum and inert gas.One bank is connected to a source of purified inert gas vented through a oil bubbler .The other bank is connected to a vacuum pump.With 4mm double oblique,high vacuum solid glass stopcocks on the ports allows vacuum or inert gas to be selected without the need for placing the reaction flasks or tubes on a separate line.There are hose connects on the vacuum/gas banks and the reaction lines.
- USE——Vacuum/gas manifold is the key component of the schlenk line which is a commonly chemistry apparatus used to manipulate moisture-and air-sensitive compounds with vacuum and inert gas in organic, inorganic and bioorganic chemistry.In a schlenk line, a gas bubber is attached to the outlet end of the inert gas line,a cold trap is placed in between the manifold and the vacuum trap.The reaction lines are attached to reaction flasks or tubes via heavy-wall rubber tubing.
- DIMENSIONS—-This double vacuum gas manifold is designed with 4mm double oblique,high vacuum solid glass stopcocks precision ground with corresponding numbers on barrel and plug.Both inert gas and vaccum banks are made from 22mm medium wall tubing and have Front-Left-Right &Rear-Left Hose Opens.It is designed with 4 ports which are spaced 100mm center to center and the hose connections have an O.D.of 10mm at the largest serration.The overall width is 450mm.
- HEAVY WALL —This vauum gas manifold is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 800 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.
- 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 understand 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.
Description
The double manifold, also called vacuum gas distributaries usually used in Schlenk line. With 4mm double oblique, high vacuum solid glass stopcocks. The solid glass stopcocks have constant pressure retention devices. Distance between stopcocks is 100mm center to center. Laboy glass flasks are heavy wall designed, made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass and annealed at 800 degree Celsius, can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling.
4. Dow Corning Vacuum Lubricant 5.3oz Tube with 2 Applicator Brushes-The SAVVIE Store (1)
Feature
- Low Vapor Pressure, Stiff, Non-Melting Silicone Lubricant Maintains Its Consistency from -40° to +204°C (-40° to +400°F)
- Insoluble in Water, Methanol, Ethanol, Acetone, Glycol and Glycerine. It Can Be Dispersed in Kerosene, Stoddard Solvent, Benzene, Toluene, Ethyl Ether or Petroleum Ether
- Color: Translucent / 5.3oz Tube/ Features: Good Lubricating and Sealing Ability / Low Volatility / Excellent Resistance to Water, Chemicals, High and Low Temperatures
- Sealing and Lubricating Chemical Processing Equipment, Lubricating Plug Valves, Control Valves, Flow Meter Bearings, Ceramic Plug Cocks, Fire Extinguisher Valves, Water Treating Equipment, Synthetic Rubber Gaskets and Seals in High Temperature Applications, Sealing Vacuum and Pressure Systems, Lubricating O-rings in Binoculars and Telescopes and Preventing Fogging of Delicate Lenses
- Only Purchase From THE SAVVIE STORE Brand Seller For Genuine Products. Comes with (1) Applicator Brush, (1) Micro Applicator Brush, and (1) Compressed Wipe 8″ x 9″ ( Ruler Not Included ). Add Water to Compressed Wipe to Unroll. Look for Our Quality Assurance Seal to Ensure You are Receiving Genuine Products from Us
Description
Only Purchase From THE SAVVIE STORE Brand Seller For Genuine Products – Designed for sealing and lubricating vacuum and pressure systems. Low vapor pressure, stiff, non-melting silicone lubricant maintains its consistency from -40° to +204°C (-40° to +400°F). Resists oxidation and chemicals; non-carbonaceous. Seals and lubricates chemical processing equipment. Lubricating plug valves, control valves, flow meter bearings, ceramic plug cocks, fire extinguisher valves, water treating equipment, synthetic rubber gaskets and seals in high temperature applications. Sealing vacuum and pressure systems. Lubricating O-rings in binoculars and telescopes. Prevents fogging of delicate lenses. Unaffected by most vegetable and minerals oils, many organic compounds, and most common gases. It is also resistant to most aqueous solutions of inorganic salts and to dilute acids and alkalies. High Vacuum Grease is insoluble in water, methanol, ethanol, acetone, glycol and glycerine. It can be dispersed in kerosene, stoddard solvent, benzene, toluene, ethyl ether or petroleum ether.
5. Dow Corning High Vacuum Grease Lubricant 2oz (57g)
Feature
- Recommended for vacuums reaching between 1×10-5 and 1×10-6 torr.
- Seals and lubricates chemical processing equipment. Lubricates laboratory equipment.
- Sealing vacuum pumps, o-rings and valves in HVAC and AC&R Systems. ealing vacuum and pressure systems.
- Lubricate synthetic rubber gaskets and seals in high-temperature applications.
- Lubricating plug valves, control valves, flow meter bearings, ceramic plug cocks, fire extinguisher valves, water treating equipment, synthetic rubber gaskets and seals in high temperature applications.
6. Laboy Glass Dean Stark Distillation Receiver Head Apparatus Distilling Trap Graduated 20ml with 24/40 Joints & 2mm PTFE Stopcock Lab Glassware
Feature
- DESIGN—-Dean stark apparatus,also called dean stark trap,distilling trap/reservoir,used to remove water from a reflux reaction in azeotropic distillation of organic chemistry.It is designed with a graduated reservoir with standard top joint at top and 2mm PTFE stopcock which is used to collect water from a reaction, the side arm tubing with a standard male joint at bottom supplies a path for the vapor from reaction flask.
- SET UP—-The dean stark trap usually works with a water-cooled reflux condenser (liebig condenser,coiled condenser,dimroth condenser),a reaction flask (round bottom flask or schlenk flask),and a separatory funnel together to finish the reflux and separation.
- DIMENSIONS—-This dean stark trap is designed with 24/40 standard taper joint at top and side arm ,with 2mm PTFE stopcock for water control,and with volume graduation on the reservoir enable reaction progress to be followed by the amount of water that has been removed.The capacity of the reservoir is 20mL
- HIGH QUALITY—Laboy glass distillation heads are all made of high quality boroslicate glass according to ASTM E439,heavy wall design,durable and reusable.The ground joints are precisely grounded according to US standard.
- BUY WITH CONFIDENCE—-100% 90 DAY MONEY BACK GUARANTEE simply return for a full refund,no question asked
Description
The dean stark distillation receiver is for easy separation of water from reaction or distillation system, can be used in essential oil extraction. With 24/40 joints, graduated with 2mm PTFE stopcock.325mm in height and 95mm in width. Laboy glassware is made of high-quality borosilicate glass and annealed at 800 degree Celsius, can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling.
7. Dow Corning DC-HI-VAC-5.3OZ Silicone-Based High Vacuum Grease, 5.3 oz. Tube
8. Laboy Glass Vacuum Flow-Control Adapter 90DGR Bent Hose Connection with Glass Stopcock & 14/20 Male Joint Organic Chemistry Lab Glassware
Feature
- DESIGN—-The vacuum flow-control adapter,with 2mm glass stopcock to control the flow during distillation or reaction.With standard taper male joint at bottom fit an interchangeable female joint.The 2mm glass stopcock provides on/off control with the main valve to regulate the flow into reaction system.The 90degree bent hose connection Allows for flexible tubing to be connected to apparatus for introduction of vacuum or pressure in vacuum distillation
- DIMENSIONS—-The flow control adapter is with 2mm glass stopcock,bent 8mm hose connection, 14/20 Standard taper inner joint.The 8mm hose connection is straight at top,which can accommodate a 6mm I.D.rubber tubing.
- USE—-This flow control adapter is used to control or regulate the flow of gases into a reaction system. For example, for reflux performed under an inert atmosphere, this adapter can be placed at the top of the reflux condenser and connected to the inert gas supply system .Also it can be used with single-neck flasks in order to pull a vacuum on the system. And if placed on multi-neck flasks, this adapter is connected to an inert gas supply to permit counterflow operations at the other necks
- HEAVY WALL —The 2 neck flask is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 800 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.
- 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.
Description
Vacuum Flow-control Adapter, with 2mm glass stopcock to control the flow during distillation or reaction. With 14/20 standard taper joint at bottom to fit an interchangeable female joint. The 8mm hose connection is bent at 90 degree, which can accommodate a 6mm I. D. rubber tubing. This flow control adapter is used to control or regulate the flow of gases into a reaction system. For example, for reflux performed under an inert atmosphere, this adapter can be placed at the top of the reflux condenser and connected to the inert gas supply system . Also it can be used with single-neck flasks in order to pull a vacuum on the system. And if placed on multi-neck flasks, this adapter is connected to an inert gas supply to permit counterflow operations at the other necks. Laboy Glass inlet adapter is made of high-quality borosilicate glass and annealed at 800 degree Celsius , can be heated directly in an open flame and can withstand typical laboratory thermal variations in chemistry processes like heating and cooling. All the jointed glassware products in Laboy are made by hand-blowing, heavy wall design, for the interchangeable joints, they are finely grounded both by machined and hand to ensure leak free. All the glass joints has a standard 1: 10 taper, it can fit any glassware with joint which has the same taper and same outside diameter as long as the apparatus to which they are attached does not interfere. For example, an adapter with 14/20 male joint will fit into a 14/35 flask.
9. Laboy Glass Vacuum Cold Trap 2-Part with 10 mm Serrated Hose 200mm Length Below The 29/42 Joint for Schlenk Line Organic Chemistry Lab Glassware
Feature
- DESIGN—-This is a two-piece design vacuum cold trap,the connections on the uppper parts are with serrated hose connection,The center tube with 10mm hose connections for easy connection to a vacuum gas manifold bank tubes which are also with 10mm hose connections.The serration hose connection on the side tube have an O.D.of 13mm at the smallest serration and 16mm at the largest serration. The lower part is a thick wall round bottom tube with standard taper outer joint.
- USE—-It is used to place between the experimental apparatus and the vacuum source to protect the vacuum pump,pump oil,pump pipe from contamination and the potentially damaging effects of the material,protect people who must work on the vacuum lines,prevent vapors from being emitted back into the reaction system.In a schlenk line,the vacuum trap is usually connected to the vacuum bank of the vacuum gas manifold
- DIMENSIONS—–This vacuum trap has 29/42 joints to assemble the two parts together, The O.D of the outer body is 32mm,the outer body below the joint is 200mm,the O.D.of the inner and side tube is 10mm.
- HEAVY WALL —This lab glassware is heavy-wall designed , made by hand-blowing according to ASTM E438 ,made of high-quality borosilicate glass and annealed at 800 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.
- 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 understand 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.
Description
Vacuum trap, also called cold trap, is used to condense all vapors except the permanent gases into a liquid or solid. With joint for easy removal of condense. Serrated hose connections for side tube have an O.D. Of 13mm at the smallest serration and 16mm at the largest serration. Center tube hose connection is always 10mm for easy connection to manifold bank tubes which are also with 10mm hose connection. Laboy glass flasks are heavy wall designed, made by hand-blowing to ensure uniform wall thickness, made of high-quality borosilicate glass and annealed at 800 degree Celsius, can be heated directly in an open flame and can withstand typical laboratory thermal variations in Chemistry processes like heating and cooling.
10. StonyLab Vacuum Glass 3-Way Flow Control Adapter, Borosilicate Glass Adapter with Standard 19/22 Taper Joint and PTFE Stopcock for Laboratory
Description
SKU: XL-815484
Why Choose StonyLab?
1. The StonyLab means high-quality products for reasonable prices.
2. We boast excellent customer service with a high satisfaction rating, with our team of representatives ready to assist you Monday to Friday, from 9:30AM to 5:30PM Eastern Time.
3. We pack and ship your orders directly from our US-based warehouse within 24 business hours, and tracking information will be provided to you as soon as it’s available.
Description
3-Way flow-control adapter with premium PTFE stopcock.
Borosilicate glass, heavy duty, reusable & high quality.
19/22 Joint.
Commonly used to regulate the flow of gases or liquids into reaction systems.
StonyLab ensures high quality products and premium customer service.
Conclusion
By our suggestions above, we hope that you can found Glass Stopcock Vacuum for you.Please don’t forget to share your experience by comment in this post. Thank you!
