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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • SYNTHWARE Short Path Vaccum Jacketed Distillation Apparatus

    Kemtech America

    Used with 25mm immersion thermometer, and D27 distillation receiver.

  • Glass Beads, Borosilicate, Soda Lime

    DWK Life Sciences (Kimble)

    Solid Borosilicate (5663F29 to F47) With diameters selected within a tolerance of ±0.5 mm Kimax brand specific gravity is 2.23 Soda Lime Glass (5663L13 - L31) Made of soda lime glass, specific gravity is 2.49, approximately spherical In 1 lb. packages …

  • Reaction Assembly, Photochemical, Complete

    Ace Glass

    Complete with all parts needed for immediate operation. Borosilicate glass reactor has a 60/40 center joint, one 14/20 angled joint for sparger tube, 24/40 vertical joint for condenser, and one #7 Ace-Thred for thermometer. Volumes indicated are total volumes. Volume in reactive area of lamp is…

  • Fritted Filters Discs

    Chemglass

    Porous discs for use in fabrication of special glass apparatus. Available in F, M, C and XC porosities. Pressure Limits: Fritted glassware is designed for low pressure vacuum filtration or gas flow. The MAX differential pressure should not exceed 15 PSI. Thermal Limits: Fritted glassware…

  • PYREX Solid Glass Beads

    Corning

    3 to 6 mm in diameter Diameter tolerance is ±0.75 mm PYREX solid glass beads are useful for packing in distillation columns, mixing beads and boiling stones. Beads are packaged in 0.45 kg (1 lb) boxes, which have a packing volume of approximately 360 cm 3 or 22 cubic inches.

  • Adapter, Joint To Tube Compression, Right Angle Tee

    Ace Glass

    Glass standard taper joint adapters featuring a drip tip and right angle tee ground glass tube sidearms. The sidearms are used to make tube compression fitting connections to a wide variety of flexible and rigid tubing using our 12709,12711,12715 & 12716 product families of fittings.

  • Pressure Vessels, Tubes & Bottles

    Ace Glass

    Ace Glass pressure tubes and bottles are the premier glass pressure vessels in the industry. Flat-bottomed bottles are rated at 60psi at room temperature while our tubes are rated at 150psi at as much as 120 degrees C. Due to varying conditions, Ace ca

  • KIMAX Brand Glass Stirring Rods

    DWK Life Sciences (Kimble)

    With both ends rounded Designed from Federal Specification NNN-R-560, Type 1 Length x diameter in mm are shown in listings

  • SYNTHWARE Distillation Cow Receiver

    Kemtech America

    Designed for microscale application. With one female joint and four drip-tip male joints.

  • Borosil® Reusable Polished Glass Solid Stirring Rods

    Borosil

    Borosil® Polished Glass Solid Stirring Rods are constructed from smooth, low-expansion, low-extractable borosilicate glass. Their mechanical strength, excellent heat resistance, and outstanding chemical compatibility make them the perfect general use stirrer. Borosil® Glass Stirrers…

  • Glass Balls - Solid Soda Lime #3000

    Walter Stern

    One Pound Plastic Jars Chemical Resistant Glass Balls

  • Spherical Joints, Socket Members

    Chemglass

    Made to ASTM Specifications E677.

  • Dual Vacuum Trap Assembly, O-Rings, Airfree®, Schlenk

    Chemglass

    Dual trap assembly for use with AF-0060 or AF-0061 manifolds. Pre-trap (B) is 51mm OD x 250mm long with 28/15 polished socket joints to connect the line shut off adapter (A) to the main trap stopper assembly (C) which has 28/15 o-ring ball joints. The main trap (D) is constructed using a 57mm flat…

  • SYNTHWARE Snyder Distillation Column

    Kemtech America

    Snyder Distillation Column, 3 Section Top Outer Joint: 24/40 Lower Inner Joint: 24/40 Column Height: 150mm Overall Height: 300mm For use with Kuderna-Danish flask.

  • Safe-Lab® Joint Vacuum Adapters

    Bel-Art - SP Scienceware

    Viton® O-ring seal on taper. Polypropylene extracting nut ensures easy removal of stopper. Not autoclavable. PTFE standard taper adapter provides hose connection for vacuum work or introduction and removal of gases. Joint Size: 14/20

  • Quartz Fritted Disc

    Chemglass

    Porous fused quartz discs. Porosity sizes are as listed and differ from porosities of borosilicate discs.

  • Borosilicate Glass Stir Rods

    GSC International, Inc.

    Borosilicate Glass with Fire Polished Ends

  • SYNTHWARE Vacuum Jacketed Vigreux Distillation Heads

    Kemtech America

    Vacuum jacketed Vigreux distillation head having a sealed on condenser, braced for strength. Vacuum adapter has an inner joint and a sealed in drip tip. To be used with a 25mm immersion thermometer .

  • PTFE Thermometer Adapters

    Across International

    Thermometer adapter with PTFE body and Viton® O-ring for air tight vacuum work. Features Adapter has a threaded polypropylene screw cap on top with an inside O-ring for depth adjustment of 6-7mm for straight stem thermometers, glass tubing and other items Rotating the extracting…

  • Midget Bubblers, Graduated

    Chemglass

    Micro impinger designed for sampling of small volumes of air at low jet velocity, as per EPA Method 6. Impinger bottle is graduated from 5 to 30mL in 5mL subdivisions. Both the bottle and stopper have 24/40 standard taper joints. The nozzle being replaced with an extra coarse fritted gas dispersion…

  • Solvent Reservoirs, Plastic Coated

    Chemglass

    Reservoirs used for storing high performance, low pressure liquid chromatography mobile phase. Complete reservoir system includes a plastic coated graduated bottle, a standard cap assembly, and solvent and sparging filters. Cap assembly fits GL45 threaded bottles and has a PTFE bulkhead with three…

  • Adapters, Bushing

    Chemglass

    Bushing style adapter having a lower standard taper inner joint and outer joint ground in the bore of the adapter. Adapters having a 10/18 or 10/30 outer member in the bore are used to insert thermometers into apparatus.

  • Distillation Head, Micro, Vigruex, Jacketed

    Chemglass

    Similar to CG-1241 but with the Vigreux column vacuum jacketed to improve distillation performance.

  • Adapter, 15mm o-ring joint, O-Ring Seal joint

    Ace Glass

    Adapter, 15mm o-ring joint to standard taper or ball joints with o-ring seals. Fetfe o-rings for both joints are supplied.

  • Distilling Receiver, Moisture Test, Barrett

    Chemglass

    Barrett style distilling receiver used to determine the water content in petroleum or bituminous material. Receiver is made according to ASTM specifications, with the addition of the top outer standard taper joint and lower stopcock. Available with glass or PTFE stopcocks.

  • Borosilicate Glass Rods

    Friedrich & Dimmock

    Popular sizes in convenient packages Lengths are approximately 4', in packs of 10 lbs. Assortment pack contains each size glass rod, in the following quantities.

  • Ground Joints, Inner, Luer

    Chemglass

    Inner joint manufactured to the same specifications found on medical and research syringes. Complies with Federal Specification CG-S-921b and USAST Standard Z70.1. Available tooled on three tubing sizes with the inner diameter being 1mm through the tip of the joint on all three sizes.

  • Distilling Receivers

    Chemglass

    Graduated distilling receiver with a standard taper outer joint on top and a standard taper lower drip joint. Stopcocks are either a 2mm or 4mm PTFE. Distance between the receiver and the uptake arm: 10 and 20mL are 100mm center to center; the 50, 100 and 250mL are 150mm center to center.

  • SYNTHWARE Glass Check Valves

    Kemtech America

    Check Valve, All Glass, Synthware, Hose Connections OD: 8mm, with ground seat for liquid seal.

  • SYNTHWARE Dean Stark Distillation Receivers

    Kemtech America

    For easy separation of water from reaction or distillation system.

  • Gas Dispersion Tube, Fritted

    Chemglass

    Hollow fritted cylinder at the end of an 8mm O.D. tube. Cylinder is approximately 12mm O.D. x 20mm long. Overall length is approximately 10 inches.

  • Still, Short Path, Minimum Hold-Up, 10/18 Pot Joint

    Ace Glass

    Supplied as shown with one-piece receiver. 9316-04 cow receiver with 9477-02, 5mL flasks may be used in place of one-piece receiver. Gas inlet tube is positioned in distillation flask with a 5028-24 threaded adapter. Forner 7/12 thermometer joint has b

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