Best 24 Polyethylene Stoppers for 2019

 

50 mL - Volumetric Flasks with ST Polyethylene Stopper Class A Hirschmann

50 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann

50 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann - Flasks feature a fine white graduation line and marking spot. Flasks include a [st] polyethylene stopper. Meet astm e288, class a requirements. Graduated to contain.

 

100 mL - Volumetric Flasks with ST Polyethylene Stopper Class A Hirschmann

100 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann

100 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann - Meet astm e288, class a requirements. Flasks feature a fine white graduation line and marking spot. Graduated to contain. Flasks include a [st] polyethylene stopper.

 

250 mL - VWR Volumetric Flask with Polyethylene Stopper Class A

250 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A

250 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A - These volumetric flasks are batch certified and are calibrated at 20 degrees celsius to contain. Durable white color printing which has good life in laboratory environment. Made from astm e438 type 1 class a borosilicate 33 expansion glass as per astm specification e237 and e288. Borosilicate glass fabrication polyethylene stopper construction durable white marking spot they feature a single graduation ring and polyethylene stopper with marking spot.

 

250 mL - Volumetric Flasks with ST Polyethylene Stopper Class A Hirschmann

250 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann

250 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann - Flasks include a [st] polyethylene stopper. Flasks feature a fine white graduation line and marking spot. Graduated to contain. Meet astm e288, class a requirements.

 

1000mL Glass Separatory Funnel wPTFE Stopcock and Polyethylene Stopper

1000mL Glass Separatory Funnel w/PTFE Stopcock and Polyethylene Stopper

1000mL Glass Separatory Funnel w/PTFE Stopcock and Polyethylene Stopper - Additionally, they do not require any expensive lubricants, which greatly reduces the risk of contaminating the liquids being run through the funnel. An adjustable plastic nut on one side of the stopcock allows for adjustments of how easily the stopcock rotates. It features a chemically resistant polyethylene stopper at the top, and a ptfe stopcock. Unlike traditional glass stopcocks, those made from ptfe are not nearly as prone to freezing or seizing up within the stem of the separatory funnel. This is a 1000ml (1l) conical pear shaped separatory funnel, made of heat resistant borosilicate glass.

 

Volumetric Flask 2000 mL One Mark Polyethylene Stopper Class A Lot Certified

Volumetric Flask, 2000 mL, One Mark, Polyethylene Stopper, Class A, Lot Certified

Volumetric Flask, 2000 mL, One Mark, Polyethylene Stopper, Class A, Lot Certified - Pipet access is easy with wide-mouth volumetric flasks. Accuracy, graduated to class a volumetric tolerances. Quick identification with large, permanent, easy-to-read, markings. Flat interior bottoms for stirring with standard stir bars. Superior strength, durability and safety from heavy, uniform walls.

 

Kimble Borosilicate Glass Class A Heavy-Duty Wide Mouth Volumetric Flask with Polyethylene Stopper ±010ml Tolerance 100ml Capacity Case of 6

Kimble Borosilicate Glass Class A Heavy-Duty Wide Mouth Volumetric Flask with Polyethylene Stopper, ±0.10ml Tolerance, 100ml Capacity (Case of 6)

Kimble Borosilicate Glass Class A Heavy-Duty Wide Mouth Volumetric Flask with Polyethylene Stopper, ±0.10ml Tolerance, 100ml Capacity (Case of 6) - Quick identification with large, permanent, easy-to-read, markings. Flat interior bottoms for stirring with standard stir bars. Superior strength, durability and safety from heavy, uniform walls. Pipet access is easy with wide-mouth volumetric flasks. Accuracy, graduated to class a volumetric tolerances.

 

Corning Pyrex High-Density Polyethylene Standard Taper Stopper No 9 Case of 6

Corning Pyrex High-Density Polyethylene Standard Taper Stopper, No. 9 (Case of 6)

Corning Pyrex High-Density Polyethylene Standard Taper Stopper, No. 9 (Case of 6) - Blue and white high-density polyethylene stoppers have closed bottoms and three plug rings for an efficient seal and protection of neck in case of tipping.

 

10 mL - Volumetric Flasks with ST Polyethylene Stopper Class A Hirschmann

10 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann

10 mL – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann - Meet astm e288, class a requirements. Flasks feature a fine white graduation line and marking spot. Graduated to contain. Flasks include a [st] polyethylene stopper.

 

Volumetric Flask 200 mL One Mark Polyethylene Stopper Class A Lot Certified

Volumetric Flask, 200 mL, One Mark, Polyethylene Stopper, Class A, Lot Certified

Volumetric Flask, 200 mL, One Mark, Polyethylene Stopper, Class A, Lot Certified - Enlarged top of the stopper will protect the neck if the flask is tipped over. Supplied with a polyethylene stopper fitting the standard taper ground neck. This flask is a test tube shape, with a marking spot on 1l. Volumetric flask with a graduated ring blasted on the neck. Calibrated to contain.

 

Corning Pyrex Borosilicate Glass Pear-Shaped Squibb Separatory Funnel with Polyethylene Standard Taper Stopper and PTFE Standard Stopcock 1000ml Capacity

Corning Pyrex Borosilicate Glass Pear-Shaped Squibb Separatory Funnel with Polyethylene Standard Taper Stopper and PTFE Standard Stopcock, 1000ml Capacity

Corning Pyrex Borosilicate Glass Pear-Shaped Squibb Separatory Funnel with Polyethylene Standard Taper Stopper and PTFE Standard Stopcock, 1000ml Capacity - 27 standard taper polyethylene stoppers. 4 product standard stopcocks and no. The stopper is made with a closed bottom and is of linear high density polyethylene to conform to standard taper stopper dimensions. The ptfe plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. These 1l pyrex pear-shaped glass separatory funnels have ptfe (polytetrafluorethylene) no.

 

2 L - Volumetric Flasks with ST Polyethylene Stopper Class A Hirschmann

2 L – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann

2 L – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann - Meet astm e288, class a requirements. Flasks include a [st] polyethylene stopper. Flasks feature a fine white graduation line and marking spot. Graduated to contain.

 

Kimax Raysorb Borosilicate Glass Class A Heavy Duty Wide Mouth Volumetric Flasks with Polyethylene Stopper - 008ml Tolerance 20mL Capacity Case of 6

Kimax Raysorb Borosilicate Glass Class A Heavy Duty Wide Mouth Volumetric Flasks with Polyethylene Stopper, +/- 0.08ml Tolerance, 20mL Capacity (Case of 6)

Kimax Raysorb Borosilicate Glass Class A Heavy Duty Wide Mouth Volumetric Flasks with Polyethylene Stopper, +/- 0.08ml Tolerance, 20mL Capacity (Case of 6) - Quick identification with large, permanent, easy-to-read, markings. Flat interior bottoms for stirring with standard stir bars. Pipet access is easy with wide-mouth volumetric flasks. Superior strength, durability and safety from heavy, uniform walls. Accuracy, graduated to class a volumetric tolerances.

 

25 mL - VWR Volumetric Flask with Polyethylene Stopper Class A

25 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A

25 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A - Durable white color printing which has good life in laboratory environment. Borosilicate glass fabrication polyethylene stopper construction durable white marking spot they feature a single graduation ring and polyethylene stopper with marking spot. These volumetric flasks are batch certified and are calibrated at 20 degrees celsius to contain. Made from astm e438 type 1 class a borosilicate 33 expansion glass as per astm specification e237 and e288.

 

Chemglass CG-1602-04 Series CG-1602 Volumetric Flask with Outer Polyethylene Stopper Neck Size 9 Class A 50 mL

Chemglass CG-1602-04 Series CG-1602 Volumetric Flask with Outer Polyethylene Stopper Neck Size 9, Class A, 50 mL

Chemglass CG-1602-04 Series CG-1602 Volumetric Flask with Outer Polyethylene Stopper Neck Size 9, Class A, 50 mL - The mixing bulb contains approximately one tenth of the flask capacity and aids in the mixing or dissolving of the flask contents. Similar to cg-1600 but with the addition of a mixing bulb between the calibration line and the stopper. Supplied complete with one solid glass penny head stopper.

 

Kimax 20039P-1000 Glass 1L - 50mL Tolerance Class B Single-Scale Mixing Cylinder with Polyethylene Stopper Case of 4

Kimax 20039P-1000 Glass 1L, +/- 5.0mL Tolerance, Class B Single-Scale Mixing Cylinder, with Polyethylene Stopper (Case of 4)

Kimax 20039P-1000 Glass 1L, +/- 5.0mL Tolerance, Class B Single-Scale Mixing Cylinder, with Polyethylene Stopper (Case of 4) - Meets astm specification e1272, style 2, class b requirements. Replacement stoppers available. Stopper has a closed bottom and is made from linear, high density polyethylene to fit the ground flask neck. Polyethylene stopper included. Top of stopper is enlarged to protect the cylinder from breakage if knocked over.

 

Vee Gee Scientific 20149-250 250 mL Separatory Funnel Borosilicate Glass Squibb Pear Shaped PTFE Stopcock 22 Polyethylene Stopper

Vee Gee Scientific 20149-250 250 mL Separatory Funnel, Borosilicate Glass, Squibb, Pear Shaped, PTFE Stopcock, #22 Polyethylene Stopper

Vee Gee Scientific 20149-250 250 mL Separatory Funnel, Borosilicate Glass, Squibb, Pear Shaped, PTFE Stopcock, #22 Polyethylene Stopper - These separatory funnels feature smooth tooled tips, large, white block letters, and large marking squares. Supplied with ptfe stopcocks to eliminate freezing and lubricant contamination and to provide a precision fit within the barrel. The stopcock bores, body openings, and stems are carefully aligned for even liquid flow with fast cut-off. Vee gee 20149-series separatory funnels meet astm e-1096 type 4 specifications for classification, design, and markings. Made from schott duran borosilicate tubing with a low coefficient of expansion. Borosilicate tubing also provides uniform wall thickness resulting in the optimum balance between thermal shock resistance and mechanical strength.

 

1 L - Volumetric Flasks with ST Polyethylene Stopper Class A Hirschmann

1 L – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann

1 L – Volumetric Flasks with [ST] Polyethylene Stopper, Class A, Hirschmann - Graduated to contain. Flasks include a [st] polyethylene stopper. Flasks feature a fine white graduation line and marking spot. Meet astm e288, class a requirements.

 

2000 mL - VWR Volumetric Flask with Polyethylene Stopper Class A

2000 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A

2000 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A - Borosilicate glass fabrication polyethylene stopper construction durable white marking spot they feature a single graduation ring and polyethylene stopper with marking spot. Made from astm e438 type 1 class a borosilicate 33 expansion glass as per astm specification e237 and e288. Durable white color printing which has good life in laboratory environment. These volumetric flasks are batch certified and are calibrated at 20 degrees celsius to contain.

 

100 mL - VWR Volumetric Flask with Polyethylene Stopper Class A

100 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A

100 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A - Borosilicate glass fabrication polyethylene stopper construction durable white marking spot they feature a single graduation ring and polyethylene stopper with marking spot. These volumetric flasks are batch certified and are calibrated at 20 degrees celsius to contain. Durable white color printing which has good life in laboratory environment. Made from astm e438 type 1 class a borosilicate 33 expansion glass as per astm specification e237 and e288.

 

Vee Gee Scientific 20149-2000 2000 mL Separatory Funnel Borosilicate Glass Squibb Pear Shaped PTFE Stopcock 38 Polyethylene Stopper

Vee Gee Scientific 20149-2000 2000 mL Separatory Funnel, Borosilicate Glass, Squibb, Pear Shaped, PTFE Stopcock, #38 Polyethylene Stopper

Vee Gee Scientific 20149-2000 2000 mL Separatory Funnel, Borosilicate Glass, Squibb, Pear Shaped, PTFE Stopcock, #38 Polyethylene Stopper - These separatory funnels feature smooth tooled tips, large, white block letters, and large marking squares. Borosilicate tubing also provides uniform wall thickness resulting in the optimum balance between thermal shock resistance and mechanical strength. Vee gee 20149-series separatory funnels meet astm e-1096 type 4 specifications for classification, design, and markings. The stopcock bores, body openings, and stems are carefully aligned for even liquid flow with fast cut-off. Supplied with ptfe stopcocks to eliminate freezing and lubricant contamination and to provide a precision fit within the barrel. Made from schott duran borosilicate tubing with a low coefficient of expansion.

 

1000 mL - VWR Volumetric Flask with Polyethylene Stopper Class A

1000 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A

1000 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A - Borosilicate glass fabrication polyethylene stopper construction durable white marking spot they feature a single graduation ring and polyethylene stopper with marking spot. Made from astm e438 type 1 class a borosilicate 33 expansion glass as per astm specification e237 and e288. Durable white color printing which has good life in laboratory environment. These volumetric flasks are batch certified and are calibrated at 20 degrees celsius to contain.

 

Kimble 28014P-100 Borosilicate Glass 100mL - 008mL Tolerance Round with Flat Bottom Class A Volumetric Flask with Polyethylene Stopper Pack of 6

Kimble 28014P-100 Borosilicate Glass 100mL, +/- 0.08mL Tolerance, Round with Flat Bottom Class A Volumetric Flask, with Polyethylene Stopper (Pack of 6)

Kimble 28014P-100 Borosilicate Glass 100mL, +/- 0.08mL Tolerance, Round with Flat Bottom Class A Volumetric Flask, with Polyethylene Stopper (Pack of 6) - Marking spot on 100ml. Volumetric flask with a graduated ring blasted on the neck. Enlarged top of the stopper will protect the neck if the flask is tipped over. Calibrated to contain. Supplied with a polyethylene stopper fitting the standard taper ground neck.

 

5 mL - VWR Volumetric Flask with Polyethylene Stopper Class A

5 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A

5 mL – VWR Volumetric Flask with Polyethylene Stopper, Class A - These volumetric flasks are batch certified and are calibrated at 20 degrees celsius to contain. Borosilicate glass fabrication polyethylene stopper construction durable white marking spot they feature a single graduation ring and polyethylene stopper with marking spot. Durable white color printing which has good life in laboratory environment. Made from astm e438 type 1 class a borosilicate 33 expansion glass as per astm specification e237 and e288.