Top 21 Best Ptfe Stopcocks in 2020

 

SEOH Buret Acrylic with PTFE Stopcock 50 ml

SEOH Buret Acrylic with PTFE Stopcock 50 ml

SEOH Buret Acrylic with PTFE Stopcock 50 ml - Capacity 50 ml. Accurately graduated ( 0. Also known as geissler burets. 10 ml graduations), with markings and fitted leak proof ptfe stopcock. Approx. D. I. Acrylic buret with ptfe stopcock, 50 ml., 9 mm.

 

EISCO Borosilicate Glass Burette with PTFE Stopcock 50mL Capacity 010mL Graduation Class B

EISCO Borosilicate Glass Burette, with PTFE Stopcock, 50mL Capacity, 0.10mL Graduation Class ‘B’

EISCO Borosilicate Glass Burette, with PTFE Stopcock, 50mL Capacity, 0.10mL Graduation Class ‘B’ - 10ml graduation, and is suitable for high school or college students, or ages 14 to 21. Made of class ‘b’ borosilicate glass. Calibrated for delivery. Ptfe plastic is a strong, low-friction material that has smooth transfer, high surface release, and nonstick properties. Ptfe has low temperature toughness. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. This eisco burette is for laboratory use and has a polytetrafluoroethylene (ptfe) plastic plunger stopcock for resistance to chemicals, moisture, and high temperatures. Clamp not included eisco labs borosilicate glass has the following heat tolerances strain point -515°c | annealing point 565°c | softening point 820°c. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments. Eisco labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. It has high chemical resistance, and resists moisture, high temperatures, flames, thermal expansion, and ultraviolet (uv) exposure. The burette has 50 ml capacity with 0.

 

2000ml Glass Separatory Funnel Set with PTFE Stopcock and Iron ringstand Hardware

2000ml Glass Separatory Funnel Set, with PTFE Stopcock and Iron ringstand Hardware

2000ml Glass Separatory Funnel Set, with PTFE Stopcock and Iron ringstand Hardware - Zinc coated steel flask clamp4. The casting iron is very heavy, and painting blue color. The thickness is uniform. Also has rubber pad on the bottom. It is very beauty and secure. It is by human blown, not pressed machine. The holder can be used on 10mm or 12mm (3/8″ or 1/2″) dia rod. The ptfe stopcock has 4mm diameter hole. Plastics open front funnel holder includes 2 kinds fasten nuts. The 8″x5″ iron support stand with 24″(60cm) length and 3/8″(10mm) diameter rod. The glass is crystal clear and smooth. 2000ml glass separatory funnel, with ptfe stopcockthe funnel is made of blown glass from boro3. 3. Full length 45cm | 18″the drip tube dia is 14mm 2. Electroplaing aluminium alloy cross clamp5. The package includes the following items1. 3 glass tube.

 

CHEM SCIENCE INC CS-F0622425 Funnel Pressure Equalizing with Ptfe Stopcock Bore 2 mm Joint 2440 Capacity 25 mL

CHEM SCIENCE INC CS-F0622425 Funnel, Pressure Equalizing with Ptfe Stopcock Bore 2 mm, Joint 24/40, Capacity 25 mL

CHEM SCIENCE INC CS-F0622425 Funnel, Pressure Equalizing with Ptfe Stopcock Bore 2 mm, Joint 24/40, Capacity 25 mL - With, tlg cs-f0622425 funnel, pressure equalizing, with ptfe stopcock bore 2mm, joint 24/40, capacity 25ml. Comparing to an ordinary dropping funnel, the pressure-equalizing dropping funnels have an additional narrow-bore glass tube from the upper part of the funnel bulb to the ground glass joint around the stem at bottom.

 

StonyLab Vacuum Flow Control Adapter with PTFE Stopcock 2440 Joint and Straight Hose Connection for Lab Supply

StonyLab Vacuum Flow Control Adapter with PTFE Stopcock, 24/40 Joint and Straight Hose Connection for Lab Supply

StonyLab Vacuum Flow Control Adapter with PTFE Stopcock, 24/40 Joint and Straight Hose Connection for Lab Supply - 2. The stonylab means high-quality products for reasonable prices. Why choose stonylab 1. We boast excellent customer service with a high satisfaction rating, with our team of representatives ready to assist you monday to friday, from 930am to 530pm eastern time. 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. 3.

 

Laboy HMF0501010 Glass 10 mL Air Free ReactionStorage Schlenk Flask with PTFE Stopcock and 1420 Joint Lab Glassware

Laboy HMF0501010 Glass 10 mL Air Free Reaction/Storage Schlenk Flask with PTFE Stopcock and 14/20 Joint Lab Glassware

Laboy HMF0501010 Glass 10 mL Air Free Reaction/Storage Schlenk Flask with PTFE Stopcock and 14/20 Joint Lab Glassware - 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. When the flask is connected with a vacuum manifold under a positive pressure of inert gas, the stopper can be replaced with other apparatus, for example a reflux condenser. The glass out joint at top is used to add material in the flask and can be stopped by a ground glass stopper. This standard schlenk flask is a round bottom, pear-shaped flask with a ground glass joint and a side arm, which has a 2mm ptfe stopcock to control the flask’s exposure to a vacuum manifold for a schlenk line.

 

StonyLab Borosilicate Glass 500ml Heavy Wall Conical Separatory Funnel with 2440 Joints and PTFE Stopcock - 500ml

StonyLab Borosilicate Glass 500ml Heavy Wall Conical Separatory Funnel with 24/40 Joints and PTFE Stopcock – 500ml

StonyLab Borosilicate Glass 500ml Heavy Wall Conical Separatory Funnel with 24/40 Joints and PTFE Stopcock – 500ml - Why choose stonylab 1. We boast excellent customer service with a high satisfaction rating, with our team of representatives ready to assist you monday to friday, from 930am to 530pm eastern time. 2. The stonylab means high-quality products for reasonable prices. 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. Stonylab borosilicate glass conial separatory funnel 500ml with 24/40 joints and ptfe stopcock.

 

2000ml Glass Separatory Funnel Set with 4mm PTFE Stopcock and Ring Stand Hardware

2000ml Glass Separatory Funnel Set, with 4mm PTFE Stopcock and Ring Stand Hardware

2000ml Glass Separatory Funnel Set, with 4mm PTFE Stopcock and Ring Stand Hardware - 2000ml glass separatory funnel, with ptfe stopcock, made of blown glass,boro3. Full legnth=45cm | 18″tip dia=14mm 2. 3. Electroplaing aluminium alloy cross clamp5. 3, it is no bubble, clearer and smoother than pressed glass. The 8″x5″ iron casting support stand with 24″(60cm) length and 5/16″(8mm) diameter rod. Shipping time 5-10 woking days to us,ca,au,uk. The package includes the following items1. It is heavy and safe for the 2000ml funnel. Zinc coating steel flask clamp4. Electroplating steel ring diameter 4″ | 10cm.

 

Lab Glass 500ml Pressure Equalizing Funnel 2440 Joint Addition Funnel with PTFE Stopcock

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

Lab Glass 500ml Pressure Equalizing Funnel 24/40 Joint, Addition Funnel with PTFE Stopcock - Ptfe stopcock, special capacity, joint size, and custom made are available upon request. 500ml 24/40 joint pressure equalizing funnel, addition funnel, with ptfe stopcock, made with borosilicate glass 3. 3, 3, standardiso international standard 4, with 24/40 joint 5. 3, low linear coefficient of expansion and high annealing point 1, capacity 500ml, 2, material borosilicate glass 3.

 

United Scientific SF149-1000 Glass Conical Seperatory Funnel with PTFE Stopcock and Plastic Stopper 1000ml Capacity

United Scientific SF149-1000 Glass Conical Seperatory Funnel with PTFE Stopcock and Plastic Stopper, 1000ml Capacity

United Scientific SF149-1000 Glass Conical Seperatory Funnel with PTFE Stopcock and Plastic Stopper, 1000ml Capacity - 1000ml capacity. Open top with ptfe key stopcock. Unitsci, separatory funnel, glass, 1000ml , ea1. Perfect for any science or home laboratory. Cylindrical dropping funnel, made of high quality borosilicate glass.

 

SEOH Buret Acrylic with PTFE Stopcock 100 ml

SEOH Buret Acrylic with PTFE Stopcock 100 ml

SEOH Buret Acrylic with PTFE Stopcock 100 ml - Also known as geissler burets. I. 20 ml graduations), with markings and fitted leak proof ptfe stopcock., 15mm. Acrylic buret with ptfe stopcock, 100 ml. Capacity 100 ml. D. Approx. Accurately graduated ( 0.

 

United Scientific Burette Class A Ptfe Stopcock 10Ml Batch Certified

United Scientific Burette, Class A, Ptfe Stopcock, 10Ml, Batch Certified

United Scientific Burette, Class A, Ptfe Stopcock, 10Ml, Batch Certified - Class a, astm e-287, meets usp standards, batch certified. Includes ptfe straight bore stopcock. Manufactured from precision bore tubing and calibrated to deliver (td, ex) on computer-controlled machines. Waiting time of 30 seconds.

 

100ml Schellbach Glass Burette - Class A - PTFE Stopcock - Eisco Labs

100ml Schellbach Glass Burette – Class A – PTFE Stopcock – Eisco Labs

100ml Schellbach Glass Burette – Class A – PTFE Stopcock – Eisco Labs - Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. It measures 24″ in length and has a ptfe stopcock for controlling the flow of liquids. This premium quality schell bach burette has a white backing to allow for the highest accuracy in measuring clear liquids. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments. Eisco labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Calibrated for delivery. Graduations are marked in blue for ease of reading.

 

KimLab MFC-R-6F Glass 6 Ports Single Manifold Vacuum Gas Distributor with 2mm PTFE Stopcocks and Right Air Nozzle

KimLab MFC-R-6F Glass 6 Ports Single Manifold Vacuum Gas Distributor with 2mm PTFE Stopcocks and Right Air Nozzle

KimLab MFC-R-6F Glass 6 Ports Single Manifold Vacuum Gas Distributor with 2mm PTFE Stopcocks and Right Air Nozzle - The stopcock spacing is 70mm. The outer diameter of the main tube is 28mm. Single-tube manifold vacuum gas distributor 6 ports with 2mm ptfe stopcocks. Right hose open. The side gas nozzle is 10mm od and the lower stopcocks gas nozzle is 105mm od.

 

StonyLab Borosilicate Glass 1000ml Heavy Wall Conical Separatory Funnel with 2429 Joints and PTFE Stopcock - 1000ml

StonyLab Borosilicate Glass 1000ml Heavy Wall Conical Separatory Funnel with 24/29 Joints and PTFE Stopcock – 1000ml

StonyLab Borosilicate Glass 1000ml Heavy Wall Conical Separatory Funnel with 24/29 Joints and PTFE Stopcock – 1000ml - Stonylab borosilicate glass conial separatory funnel 1000ml with 24/29 joints and ptfe stopcock. Why choose stonylab 1. 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. 2. We boast excellent customer service with a high satisfaction rating, with our team of representatives ready to assist you monday to friday, from 930am to 530pm eastern time. The stonylab means high-quality products for reasonable prices.

 

Vacuum Flow Control Adapter with PTFE Stopcock Vacuum Adapter 2440 Joint and Bent Hose Connection for Lab Supply

Vacuum Flow Control Adapter with PTFE Stopcock, Vacuum Adapter 24/40 Joint and Bent Hose Connection for Lab Supply

Vacuum Flow Control Adapter with PTFE Stopcock, Vacuum Adapter 24/40 Joint and Bent Hose Connection for Lab Supply - The distillation adapter can be used in a wide range of ways to connect different kinds of laboratory glass equipment. Made of high quality borosilicate glass, resistant to high temperature, acid and alkali. Bent hose connection, premium ptfe stopcock. Hand ground joint, good sealing and size precision. Low expansion rate and high light transmittance, clearly marked and uniform wall thickness, great chemical stability.

 

Deschem 1000ml2440Glass Pressure Equalizing FunnelPTFE Stopcock1LLab Glassware

Deschem 1000ml,24/40,Glass Pressure Equalizing Funnel,PTFE Stopcock,1L,Lab Glassware

Deschem 1000ml,24/40,Glass Pressure Equalizing Funnel,PTFE Stopcock,1L,Lab Glassware - Capacity 1000mlmaterial borosilicate glass 3. 1000ml,24/40,pressure equalizing funnel,with glass stopcockaddition funnel with pressure equalizing tubeground joint on top and bottomjoint is 24/40ptfe stopcockdropping tube inside the bottom joint. 3.

 

Hoffman Electrolysis Apparatus with PTFE Stopcock

Hoffman Electrolysis Apparatus, with PTFE Stopcock

Hoffman Electrolysis Apparatus, with PTFE Stopcock - Borosilicate 33 grade glassware. Includes carbon electrodes in rubber stoppers (x2), platinum electrodes in rubber stoppers (x2), hoffman electrolysis apparatus, and pfte stopcocks (x2). 2 platinum electrodes included and 2 carbon electrodes included. A ring stand and clamp are not included, but needed for unit to function, eisco labs metal ware set mtst1 is recommended. Glassware clearly labeled.

 

Kimax 17080F-500 500mL Dispensing Burette with Straight Bore PTFE Stopcock

Kimax 17080F-500 500mL Dispensing Burette, with Straight Bore PTFE Stopcock

Kimax 17080F-500 500mL Dispensing Burette, with Straight Bore PTFE Stopcock - Buret has 5ml subdivisions. Large size buret used for dispensing. Scale is durable white ceramic enamel. Ptfe stopcock for all sizes is 4 mm bore size. Approximate outer diameter and length 43 x 646mm.

 

Corning Pyrex 2094-500 Borosilicate Glass 500mL Dispensing Colored Scale Burette with Straight Bore PTFE Stopcock

Corning Pyrex 2094-500 Borosilicate Glass 500mL Dispensing Colored Scale Burette, with Straight Bore PTFE Stopcock

Corning Pyrex 2094-500 Borosilicate Glass 500mL Dispensing Colored Scale Burette, with Straight Bore PTFE Stopcock - Tolerance +/- 2. Made from close tolerance, accurate bore tubing with uniform walls, this buret has a permanently colored scale. Height 675mm (approx). Equipped with a ptfestopcock plug to reduce freezing and eliminate lubricant contamination. Stopcock style straight bore teflon. Outer diameter 41mm (approx). The smooth micro-finish of the stopcock barrel assures a precision fit and optimum leak-resistant performance. 5ml. 4. Corning # 2094-500. This 500ml corning pyrex graduated buret is suitable for use in school and institutional laboratories not requiring the accuracy of our class a model. Buret is used for dispensing large volumes of liquids rapidly and accurately. Capacity 500ml. Stopcock bore no. Material borosilicate glass code 7740.

 

Buret - Borosilicate Glass 25mL with PTFE Stopcock

Buret – Borosilicate Glass 25mL with PTFE Stopcock

Buret – Borosilicate Glass 25mL with PTFE Stopcock - A quality borosilicate 25ml glass burette with ptfe stopcock. 1ml. Subdivided 0. The ptfe stopcock is almost freeze proof and does not require grease.





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