These borosilicate glass indicator adsorption columns are used to determine saturates, nonaromatic olefins and aromatics in petroleum fractions that distill below 315°C as specified in ASTM Method D-1319. The standard flourescent indicator column is drawn to a fine point for retaining silica…

These filter assemblies for FILTERWARE™ filtration system consist of an all-borosilicate glass funnel, fritted glass support base, aluminum clamp, and silicone stopper. Choose from 47mm or 90mm filter assembly sizes. Individual components are offered in various sizes for a customized unit.…

Calibrated "to contain" (TC) at 20°C and amberized for light sensitive studies, these Class A, borosilicate glass, wide mouth flasks are designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The…

Product is used extensively with volumetric flasks and separatory funnels.

Glass quality, calibration lines, inscription and appearance are maintained according to the former NBS circular 602. Flask has a marking spot in addition to a serial number. Calibrated to contain (TC) at 20°C. Supplied with stopper.

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…

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…

Wilmad’s low pressure/vacuum (LPV) Suprasil tube is ideal for anaerobic and gas-tight EPR experiments, and offers a convenient flame-free sealing solution for air sensitive or volatile liquid samples. Robust sealing system allows pressure build-up inside the sample Greaseless PTFE…

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…

A block-tin condenser fits within a 400mL flask and this borosilicate glass extraction cup with siphon tube is suspended with wire from the condenser. Reference: ASTM D 297 Methods for Rubber Products; ASTM D 305 Test Method for Solvent-Extractable Material in Black Pigments.

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 wide base for greater stability, these borosilicate glass flasks have a serial number and a marking area. Its design addresses the needs of smaller volume vessels. All sizes are made to meet the requirements of ASTM E 237. Calibrated "to contain" (TC) at 20°C and supplied…

Ideal for use with 43, 60,& 80MHz manual sample loading benchtop NMR spectrometers, Wilmad-LabGlass Benchtop NMR Tubes have been tested in the most popular benchtop spectrometers to assure performance and give you confidence in purchasing consumables for your instrument. 5mm O.D. tubes…

Used for the determination of sulfites in food and related product, this Monier-Williams Sulfites distilling apparatus is made of borosilicate glass and has Standard Taper 24/40 outer and inner joints. The complete unit consists of a special outlet adapter with a double bend, a 300mm long Allihn…

With closed bottom standard taper pennyhead style stopper Pennyhead stopper forms a secure seal High form shape decreases bottle footprint Light weight for simple tare settings Manufactured from ASTM Type I, Class A borosilicate

This borosilicate glass X-Large Soxhlet extraction apparatus is used for the continuous extraction of solids with a suitable solvent. Complete units are supplied with a round bottom boiling flask (LG-7220-184 or LG-7220-188), a Soxhlet extraction tube (70mm or 100mm approx. I.D.) and an Allihn…

These PTFE inner joint adapters have a threaded compression cap, four saddle O-rings and one Viton® O-ring for use with plain stem thermometers and inlet tubes. Accepts thermometers with O.D.'s from 3 to 7mm.

Three styles available for our NMR and EPR Tubes 1187C59 (820-A): Lightweight polypropylene rack maximizes your benchtop storage capacity and is virtually inert 1187C64 (WG-2442): Simple but useful this stainless steel NMR tube rack accommodates 12 tubes with a maximum OD of 5mm.…

Our PTFE NMR/EPR Tube Caps are machined to exact specifications with smaller gyroradius and more homogeneous mass distribution than disposable caps providing better spinning stability. They are recommended for experiments at high - ultra high field and those using Chloroform as the reference…

Manufactured from the highest purity Zirconia, Wilmad MAS Rotors provide the ultimate solution for analysis of solid samples. Caps fitted with O-rings for improved sealing MAS Probe and caps are 100% compatible for most solid state NMR spectrometers Thoroughly inspected before and…

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

Wilmad X-Band Economy Brand EPR Quartz Tubes are manufactured from naturally occurring quartz with the highest purity to minimize the background signal. Tight ID and OD tolerances ensure 100% compatibility to spectrometers Individually wrapped to prevent contamination Comes with a cap

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…

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

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

Three deep baffle indents to improves gas transfer 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

Sample volume can be as little as 18µL 3 different inserts with various shapes (Spherical Bulb, Capillary Tube and Cylindrical Bulb) Outer tube (Precision Thin Walled) must be ordered separately depending on magnetic field strength Not recommended for variable temperature experiments…

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…

WUsed in applications where filter paper would be attacked by the material being filtered, these borosilicate glass Buchner filter funnels with sealed-in fritted glass discs are available in Coarse(C), Medium(M), or Fine(F) porosities.

Manufactured from the highest purity Zirconia, our MAS Rotors provide the NMR spectroscopist with the ultimate alternative for analysis of solid samples; the need to solvate is eliminated. They are available for most present solid state NMR spectrometers. Wilmad's MAS Rotors are carefully…

Featuring graduations with a double scale from the PTFE stopcock, these borosilicate glass cylindrical funnels have a pressure equalizing sidearm. Standard Taper outer joint at the top is the same size as the lower Standard Taper inner joint.

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…