Designed to monitor reactions from start to finish, the Wilmad-LabGlass Reaction Monitoring System is a two-chamber borosilicate glass NMR tube that allows for in-tube mixing. The system features an inner chamber with a Teflon® tip that when secured creates a positive seal separating solutions…

To maximize SNR, Precision NMR Tubes have minimal paramagnetic impurities that would impact shimming. Tight ID and OD tolerance as small as 0.0065mm accommodates Wilmad inserts. Manufactured in a state-of-the-art ISO 9001:2008 USA facility using a unique precision shrinking and grinding…

These borosilicate glass distilling receivers with inner and outer Standard Taper joints are used to determine the amount of dilution in crankcase oils when gasoline has been used as fuel. Receiver design keeps heat-sensitive materials away from the hot base of the flask. Calibrated "to…

These borosilicate glass Schlenk sample tubes incorporate a grease-free high vacuum 0-4mm valve and are suited for pressure/vacuum applications. Ideal for reaction and storage of air-sensitive compounds. Sidearm can be connected to inert atmosphere/vacuum source or a manifold.

These borosilicate glass reaction vessels are jacketed with 1/2" hose connectors. They have four indentations for improved stirring and a tooled flat flange with an O-ring groove for a greaseless seal.

Wilmad’s Pressure Vacuum Tube is the most reliable NMR tube on the market for medium range pressure (<300 psi) and ultra vacuum (10-8 torr) experiments. Connect to a 1/8" metal (SST or brass) vacuum line using Swagelok® fittings Pressure vacuum valve is made of PTFE,…

This borosilicate glass pear-shaped separatory funnel is supplied with a Standard Taper glass stopper/stopcock and a PTFE plug.

Switch between three unique sample ratios during external referencing experiments Ideal for variable temperature experiments as materials is the same between the tubes and spacer In the complete set the insert and outer tube are fused together at the bottom. It is recommended for high field…

Ideal for cultures that require a large surface area to volume ratio Beaded rim ensures a greater resistance to chipping Available without baffles or with three standard baffle indents to improve agitation during shaking Neck accommodates standard rubber stoppers Durable white ceramic…

Calibrated "to contain" (TC), this borosilicate glass long oil centrifuge tube is used for determinations of water and sediment in petroleum and its products, including fuel oils and lubricating oils. See ASTM Methods D 96, D 1796 and D 91 and also API Code 2500. Reference No. ASTM D…

Featuring a center neck and three side necks with full length outer Standard Taper joints that are 120° apart, these borosilicate glass reaction vessel lids have a conical flange. Bottom flange ID is 4" and ground for a leak-proof fit with a reaction flask. For use with reaction vessels…

To maximize SNR, Precision NMR Tubes have minimal paramagnetic impurities that would impact shimming. Tight ID and OD tolerance as small as 0.0065mm accommodates Wilmad inserts. Manufactured in a state-of-the-art ISO 9001:2008 USA facility using a unique precision shrinking and grinding…

Made of borosilicate glass, these dissolution test vessels/flasks have smooth hemispherical bottoms, straight sides, and flat flanges. Reference: USP 23 (711)

Wilmad-LabGlass 10 mm Economy NMR Tubes are manufactured from borosilicate glass that meets the ASTM Type 1 Class B standard and recognized as N51A. Due to its nature, this glass has much less thermal-shock resistance than Class A glass used for our Precision Tubes. It may contain Fe2O3 which is…

Low cost alternative to the full VT version for sample changers Weight and susceptibility matched to originals Can be mixed with originals in sample changer operation Limited VT operation around ambient Does not jam at top of upper barrel during insert operation Tachometer strip now…

Designed for easy sample loading with Luer Lock syringes, these needles are available in stainless steel or PTFE. Ideal for puncturing septum in air-sensitive samples PTFE needles offer a convenient way to wash your small volume tubes by minimizing the possibility of scratches

With the steady increase of SNR on modern NMR spectrometers, the trend of small volume testing fits in high-throughput NMR to save on solvent costs. Wilmad-LabGlass presents a 3mm OD Economy Sample Tube with the same outstanding quality and performance as our legendary 5mm line. The new 4"…

Wilmad Quick Pressure Valve Sample Tubes are specially designed to simplify the work of NMR/EPR studies for catalysis, gas-liquid phase reactions, air sensitive samples and elevated temperature studies using low boiling point solvents. Due to the nature of glass, Extreme Caution should be…

Three standard baffle indents to improve agitation during shaking Long neck reduces splashing that could reach the closure Neck accommodates polypropylene and stainless steel closures Durable white ceramic marking spot Manufactured from ASTM Type I, Class A borosilicate

Disposable NMR Tube Caps are manufactured from molded PVC or Polyethylene depending on the tube OD. The different colors help track samples based on various reference solvents. When using Chloroform or Acetone as reference solution, please avoid (1) direct contact between the sample and the…

Our volumetric pippets are calibrated "to deliver" (TD) at 20°C, these borosilicate glass, color coded pipettes are fabricated to meet the requirements for accuracy, appearance, glass quality and calibration line accuracy. Reference: Volumetric, Class A ASTM E-969

Made of borosilicate glass, these freeze drying flasks are used with VirTis® lyophilizing equipment. Openings are extra-wide for efficient shell freezing and suited for bulky samples. Wall thickness of flask is designed for vacuum applications. These flasks are supplied with a nylon translucent…

70, 100 and 120 mm caps are manufactured from glass filled PBT 70, 100 and 120 mm caps supplied with red rubber liner and Ultem impeller retaining nut Shur-Lok® 140 mm cap design has an unique compression O-ring design to insure tight internal seal of the flask and is supplied with Ultem…

Featuring a center neck and two side necks with full length outer Standard Taper joints, this borosilicate glass 3-neck reaction vessel lid/cover has a flat flange. For use with large capacity cylindrical reaction vessels, 2000mL, 3000mL and 4000mL (LG-8082, LG-8084, LG-8085, and LG-8089). Flange…

These Air-Tite borosilicate glass adapters are designed with a T-bore stopcock for addition or venting inert atmospheres by attaching a balloon to one of two stems. Choose from different sized Standard Taper joints and plug type. IG-22 has a 4mm glass stopcock while IG-23T has a 4mm PTFE plug.

Calibrated "to contain" (TC), this Goetz-type borosilicate glass bulb oil centrifuge tube is a pear shaped tube, similar to LG-4420, but it has a lower stem calibrated to hold 1.5mL. Specified in ASTM Method D 96 as suitable for a number of tests on petroleum products. Reference No.…

Graduated from 10 to 90% in 1% subdivisions, this borosilicate glass buret is used to determine the degree of dissociation of ammonia during the nitriding of steel alloys. Buret is 100mL and reads the amount of ammonia absorbed. Stopcocks are glass and a Standard Taper 14/20 joint connects the…

Calibrated "to contain" at 20°C, the upper neck of these borosilicate glass flasks are enlarged to permit easy introduction of solids. Each flask is provided with a marking spot in addition to a serial number. NOTE: Supplied with Certificate of Compliance

Shigemi tube features a susceptbility matched bottom and plunger for each of the following solvents: CDCL3 CD3OD D2O DMSO-d6 This feature would effectively reduce the boundary gradients at the edges of the coil. Therefore, it is no longer critical to keep the general NMR sample…

These borosilicate glass cylindrical reaction vessels are without constriction at the top and have a flat bottom. They feature sturdy walls and a tooled flat flange with a surface ground to assure a tight seal. There is a gently sloping contour at junction of side wall and bottom, thus preventing…

Causes less probe insert damage by better insert sample control Tachometer strip now with foil protection for improved life span Longer upper barrel stabilizer easily identified by 3mm yellow band Variable temperature operation from -150°C to +200°C Can be mixed with originals…

These unadjusted borosilicate glass specific gravity bottles determine the density of liquid samples. They have capillary stoppers, and ground Standard Taper joints to reduce evaporation.