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Best Gas Stopcock

Bel-Art H37918-0110 Automatic Burette, 1/10 Division, Glass (Pack of 12)

  • Safer and more break-resistant than glass.
  • Clear plastic with black markings, individually calibrated.
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Nalgene Class B Accuracy Acrylic Burets 25ml (Case of 4)

  • Safer and more break-resistant than glass.
  • Clear plastic with black markings, individually calibrated.
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American Educational Borosilicate Glass 100mL Burette, with Ground Glass Stopcock

  • The straight bore stopcock burette has permanent and accurate graduation lines.
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American Educational Borosilicate Glass 10mL Burette, with Ground Glass Stopcock

  • The straight bore stopcock burette has permanent and accurate graduation lines.
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White+Blue Straight Bore, Acid Buret, Labs Burette, Economy 100 ml Burette

  • Graduated buret suitable for use in school and institutional laboratories.
  • Dispenses a large volume of liquid rapidly.
  • The straight bore stopcock burette has permanent and accurate graduation lines.
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Bürkle 9695-3025 Titrating Burette with Shatter Protection, 25ml Capacity

  • CLASS B || ± 0.10mL tolerance & 0.20mL graduations as per DIN/ISO 385.
  • STOPCOCK || Includes an attached PTFE straight bore stopcock.
  • INDUSTRIAL QUALITY || Burette is made of precisely bore, high-quality, heavy-duty Borosilicate 3.3 glass.
  • BLUE PRINTING || Features chemical resistant blue printing.
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Separating Funnel, 100ml - Pear Shaped - 19/26 Plastic Stopper, Glass Key Stopcock, Stem with Cone - Borosilicate Glass - Eisco Labs

  • 100ml borosilicate glass separatory funnel.
  • Fitted with a 19/26 interchangeable plastic stopper and PTFE stopcock.
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Lab 50ml Amber Acid Borosilicate Glass Burette with Glass Stopper New

  • CLASS B || Class B, ± 0.10mL tolerance as per DIN ISO 385 standards for precision.
  • EASY-TO-READ || Burette has chemical-resistant blue printed scale in 0.10mL graduations.
  • PTFE KEY STOPCOCK || Includes an attached PTFE straight bore stopcock.
  • DURABLE & STURDY || Made of high quality acrylic.
  • tolerates most dilute minerals, acids, and bases.
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Eisco Labs Borosilicate Burette w/PTFE Stopcock - 100mL Cap, 0.2mL Grad, Class B

  • CLASS B || ± 0.10mL tolerance & 0.20mL graduations as per DIN/ISO 385.
  • STOPCOCK || Includes an attached PTFE straight bore stopcock.
  • INDUSTRIAL QUALITY || Burette is made of precisely bore, high-quality, heavy-duty Borosilicate 3.3 glass.
  • BLUE PRINTING || Features chemical resistant blue printing.
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25mL Acrylic Burette - Class B - 0.1mL Blue Graduations - with PTFE Key Stopcock - Eisco Labs

  • CLASS B || Class B, ± 0.10mL tolerance as per DIN ISO 385 standards for precision.
  • EASY-TO-READ || Burette has chemical-resistant blue printed scale in 0.10mL graduations.
  • PTFE KEY STOPCOCK || Includes an attached PTFE straight bore stopcock.
  • DURABLE & STURDY || Made of high quality acrylic.
  • tolerates most dilute minerals, acids, and bases.
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Mudder 4 Way Sillcock Key Plated Steel Water Keys with 4 Way Utility Gas Meter Keys Faucet Wrench Tool for Opening and Closing Sillcock or Spigots (Silver)

  • Size of silcock water key: 4 way sillcock key can fit most sillcock, stopcock and valves, such as 1/4 inches (6.4 mm), 9/32 inches (7.1 mm), 5/16 inches (7.9 mm) and 11/32 inches (9.0 mm), easy to use to open and close sillcocks or spigots, which can be applied in place of sillcock handles.
  • Control Use of Water: four way water key allows you to control water usage, an ideal helper to keep in your emergency preparedness kit, convenient and easy to use.
  • Multi Functional Water Key Tool: 4 way faucet key is made of quality zinc alloy, sturdy and reliable, solid construction allows you to apply it for a long time.
  • The multi functional keys can serve as practical wrench to turn the screws, also ideal for many valves of electric, water, gas, train, cabinet, elevator, etc.
  • 4 Way sillcock key wrench: utility gas meter key has 4 ends with different shapes, including 2 square shapes, 1 triangle and 1 key shape (please refer to the picture), which is functional and can be applied so long as according to the size and shape.
  • What you get: you will receive 1 piece of 4 way sillcock water key, 1 p....
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Cadence 6021SS Stopcock, Female Luer to Male Luer Lock

  • Glass Stopcock with PTFE Plug Glass PTFE Stopcocks allow the user to connect a valve inline to a system and allows the user to connect a flexible rubber hose to the stopcock..
  • There are 2 sizes available with 8mm OD and 2mm bore sizes and 10mm OD and 4mm bore size. 30 days Limited Warranty (defects and craftmanship) ***Notice to Customers: All units are inspected for broken glass or parts before unit is shipped..
  • 30 days Limited Warranty (defects and craftmanship) ***Notice to Customers: All units are inspected for broken glass or parts before unit is shipped..
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Nalgene Class B Accuracy Acrylic Burets 50ml (Case of 4)

  • Materials: acrylic body with a polymethylpentene tip, and a PTFETFE stopcock and plug.
  • Stopcock is leakproof, with self-lubricating PTFETFE plug.
  • levels of colorless liquids are easily read through the crystal-clear body.
  • Excellent for general use, schools, industrial labs and field use.
  • unaffected by dilute mineral acids and bases except hydrofluoric acid and ammonium hydroxide.
  • pH range of 1-14 is ideal and up to 5% wt/wt of acids or 30% bases can be used.
  • not designed for exposure to alcohol and organic solvents.
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