Needle Valve

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Needle Valve
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  • SYNTHWARE Pressure Equalizing Addition Funnels, High Vacuum Valve

    Kemtech America

    Addition Funnel, Pressure Equalizing, High Vacuum Valve, Synthware, Capacity: 25-250mL available, Joints: 14/20, 19/22 or 24/40 available, Valve Size: 0-4mm, Valve has extended tip for semi-needle valve adjustment.

  • Manometer With Needle Valve

    Buchi

    Manual vacuum regulation can also be a very cost-effective solution. Air is drawn in through a fine regulation valve and the resulting vacuum is set. A manometer displays the pressure. The recommended Woulff bottle acts as a buffer vessel and condensate trap.

  • SYNTHWARE PTFE Stopcock Plugs, Metering Valve

    Kemtech America

    Stopcock Plug, Metering, PTFE, Synthware, Bore: 2 or 4mm available, Plug Size: 11/25 or 15.2/30 availabe, with threaded PTFE needle valve for the fine control of flow through the bore of the stopcock plug.

  • Integral Bonnet Needle Valves

    Swagelok

    O, 1, 18, 20, and 26 Series Live-loaded packing system Compact design Working pressures up to 6000 psig (413 bar) Temperatures up to 600°F (315°C)

  • Needle Valves, V-Point

    Scott Specialty

    With forged brass body, sharp stainless steel needle and small opening at the seat for accurate control of small flow of gases at inlet pressures up to 3000 psig at 70°F (20.7 MPa at 21.1°C) Maximum temperature rating: 450°F (232°C) Useful also for water, compressed air…

  • Rotameter, Needle Valve, Compact, Ace-Thred

    Ace Glass

    Used to regulate and measure flows, all working parts and indicia are visible, meter readings are unobstructed; the outlet swivels 360 degrees. Pressure tight to 2Kg/cm2 or more (air). Flow rates from 5 to 50L/minute air or 0.1 to 500cc/min water. Each tube is furnished with either a 316 stainless…

  • MTB Valve

    Hamilton

    …on/off valve for use with Luer Lock Gastight® syringes from 50 µL to 2,000 mL. Collect gas or fluid samples and transport or store them in their original sampling syringe. Teflon® fluid/gas path ensures the highest level of inertness. Kel-F® hub needles attach to the valve.

  • Funnel, Pressure Equaling, Graduated, PTFE Needle Valve

    Ace Glass

    Threaded stopcock with PTFE plug permits smooth needle valve adjustment down to 0.1cc/min. flow rate. Double PTFE ring seals prevent exposure of backup O-Ring to corrosive liquids. Angled position makes manipulation of stopcock easier than conventional style. 24/40 joints top and bottom, double…

  • Adjustable Burners with Threaded Needle Valves

    Humboldt

    Humboldt's Adjustable burners utilize the same high-quality die-cast bases as our Standard Burners, but provide a precision needle valve to achieve an accurate, adjustable flame. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch…

  • NEEDLE,VALVE,16 GA, 9.50 IN

    Hamilton

  • SVRN-SH-DS-7.5 Valve Needle

    SGE

    SGE syringes have consistently been the choice of GC and LC equipment manufacturers for many years. They choose our products because their reputation depends on the performance of our components. Our knowledge and expertise in liquid handling technologies has enabled us to design syringes for a vast…

  • Smiths Medical Smartsite® Needle-Free Valve

    Smiths Medical ASD, Inc.

    The SmartSite® Valve is a swabable, capless, 2-way valve for injection/gravity/pump flow or aspiration of fluids. The SmartSite® Valve is a completely closed system.

  • Adjustable Micro-Bunsen Burner with Adjustable Gas Valve

    Humboldt

    Humboldt's Adjustable burners utilize the same high-quality die-cast bases as our Standard Burners, but provide a precision needle valve to achieve an accurate, adjustable flame. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch…

  • Adjustable Burner with Adjustable Gas Valve & Flame Stabilizer

    Humboldt

    Humboldt's Adjustable burners utilize the same high-quality die-cast bases as our Standard Burners, but provide a precision needle valve to achieve an accurate, adjustable flame. *Note: CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch…

  • Replacement Needles For Removable Needle Syringes

    Hamilton

    …The tip is slightly bent, partially obstructing the orifice and minimizing septum coring and needle plugging. See Thomas numbers 8928C40 and C43 for 26s and 22s, point style 2, needles. Point Style 3 is a blunt (90°) needle point for use with HPLC injection valves and for sample pipetting.

  • Syringes For Manual Injection Valves

    Agilent Technologies

    Removable or fixed needles The syringes for manual injection valves have a blunt-tip point style needle to prevent damaging the valve’s internal parts. They can be used with any type/brand of manual injection valve.

  • Nitrogen Phosphorus Detector (NPD) Add-On Kit for PerkinElmer Clarus 500 GC,…

    PerkinElmer

    Kit includes detector, heater, sensor, heater block, air needle valve, and hydrogen pressure regulator with snubber and two beads.

  • 800 Series Microliter HPLC Manual Injection Syringes For Waters U6k Injection…

    Hamilton

    …blowout. Multi-Pak™ includes one handle and a selection of 800 Series barrel/plunger combinations for 10, 25, 50, 100 and 250 µL volumes plus six needles for 10-100 µL and three needles for 250 µL syringes. Order 0470K36 for Teflon®tube assembly for priming (KF9TF).

  • 1700 & 1800 Series Gastight HPLC Manual Injection Syringes For Waters U6k…

    Hamilton

    … Syringes feature removable needles; Teflon ® PTFE-tipped plungers. Barrel, plunger and plunger tip are replaceable. 1800 Series has adjustable friction, which controls plunger resistance, and plunger stop helps prevent blow-out. For replacement needles, order 0470W31 (10-100 µL) or…

  • Super Clean Cartridge Filter Baseplates

    Thermo Scientific

    One-time installation procedure Can be configured to the individual user requirements Needle valves ensure gas line is not contaminated during cartridge change NOTE: Filters are not included.

  • Manual Syringes with Valves

    SGE

    …with Valves Ideal for sample storage and transportation or to pressurize sample prior to injection Syringe Valves 1186G39 (031905): Push-pull valve with replaceable cone tip needle. Suit 25µL-2.5mL removable needle syringes. 1186G40 (031910): Push button valve with Luer…

  • Stopcock, Vacuum, PTFE

    Ace Glass

    Threaded vacuum stopcock comes with PTFE plug with hooded, bakeble handle. Needle valve version permits smooth valve adjustment down to 0.1 cc/min flow rate. Easy action version threads into heavy wall glass barrel also permitting smooth adjustment. Do

  • Stopcock, Vacuum, PTFE, Low Hold-Up

    Ace Glass

    Threaded vacuum stopcock with PTFE plug and new hooded handle that permits smooth needle valve adjustment down to 0.1cc/min. flow rate. In-line design of barrel offers less hold-up than with 8192 design. Double PTFE ring seals prevent exposure of FETFE

  • Funnel, Pressure, Equalizing, Graduated

    Ace Glass

    Pressure equalizing, addition funnel featuring standard taper joints, protected drip-tip, equalizing arm and double scale graduations calibrated from the stopcock. Available PTFE stopcock styles are standard, metering or needle valve. Top stopper is not included.

  • Synthware Flow Control Adapters with Metering Stopcock, 90°

    Kemtech America

    Synthware flow control adapter with metering stopcock. The serrated hose connection is turned 90 degrees to the standard taper inner joint. Provides on/off control with the main stopcock and precise control of liquids or gasses with the needle valve.

  • Constant Pressure Controller (CPC)

    SKC

    …to be maintained across the needle valve(s) on the supply (pressure) end of the sampling train. During sampling a valve inside the CPC opens and pulls additional air into the train on the pump (vacuum) end of the CPC as needed, to maintain the CPC-specified pressure across the needle valve(s).

  • Self-Starting Micro Torch Burner

    Blazer

    …(2,400°F) Flame lasts up to two hours on a full charge of butane; reservoir capacity 26 grams Flame adjusted by means of needle valve and gas flow control valve Activator button is pushed to produce ignition spark Overall dimensions are 3 3/8” x 1 7/8” x 5…

  • Vacuum Tubing Kit

    Labconco

    …Kit includes 1/4" ID and 1/2" ID vacuum tubing, each 48" long, two each 1/4" and 1/2" tubing clamps; 1/4" to 1/2" barbed reducer Kit allows connection of the Desiccator's 1/4" diameter brass needle valve to an accessory pump with 1/2" connector

  • Automatic Burette, Glass, Class A, Individually Certified

    United Scientific Supplies

    Self-zeroing burette is mounted on a glass bottle. Includes a PTFE needle valve stopcock, intermediate stopcock and rubber bellows. Class A, ASTM E-284, meets USP standards, individually serialized and certified. Includes Schellbach backing for easy reading of liquid levels. With amber graduations.…

  • Indicating Moisture Trap

    Restek

    …humidity Prepurged for fast stabilization Reduces noise from high-sensitivity detectors Heavy-walled glass body prevents oxygen and water infusion 10 µm frit prevents microparticulate damage to needle valves and flow controllers Maximum operating pressure: 100 psi (689 kPa)

  • Auto-Ignite Flame Ionization Detector (FID) without PPC Add-On Kit for the…

    PerkinElmer

    Kit includes detector assembly with heater and sensor, heater block, igniter, hydrogen pressure regulator and needle valve. Requires but does not include amplifier (P/N N6120162). Requires PerkinElmer AutoSystem XL to have firmware revision 3.3 or higher. Note: PerkinElmer AutoSystem XL GOS shipped…

  • Portable Rotary Vane Air Pump

    Gast

    …phenolic fiber vanes. No oil bath, a self-lubricated oiler assembly is included. Standard equipment includes vacuum gauge, pressure gauge, needle valve regulators, oiler assembly, filter assembly, muffler, carrying handle and hose barbs. Cord included with on/off switch. 240 V model has no…

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