After fitting the washer to a filter flask, an inverted sample tube is inserted into the washer and solvent is introduced into the reservoir using a series of wash bottles. You can perform numerous wash steps and finish by pulling air through the tube to complete the procedure. Filter flasks…

Ten times more precise in terms of camber and concentricity than capillary tubes. Ideal for Ultra-High Field (>600MHz) experiments Recommended for Bruker® MicroProbe and MicroCryoProbe Includes disposable cap

Try our handy pocket NMR/EPR tube carrier; holds one 5mm O.D., 7 inch length NMR/EPR tube. Pack of 3 white holders. Features a pocket clip that keeps it secure. Made from unbreakable polymer material with a snap-on cap. Protection is provided for the sample and lab personnel during transport.

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

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…

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…

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…

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…

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…

For NMR investigations where corrosive chemical compounds such as hydrofluoric acid, ammonium bifluoride and concentrated hydroxide solutions are present, Wilmad’s 8" FEP NMR Tube Liners fit 7" NMR tubes and provide a contamination-free environment. Round-bottom,…

Borosilicate glass universal inlet adapters are capable of sealing thermometers, syringes, pipets, etc. Insert probes can be positioned within the apparatus by loosening the screw cap on top of adapter and tightening to create a seal. Bottom of adapter features a Standard Taper joint. Supplied as a…

Commonly used in sample degasification these tubes can maintain vacuum quality of >10-4 torr. For better vacuum, please check our Pressure/Vacuum Tube and Quick Pressure Valve Tube. Tube comes complete with open top screw cap and septum. Caps and septa can be ordered separately.

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,…

Wilmad X-Band Precision Brand EPR Quartz tubes are manufactured from naturally occurring quartz with the highest purity to minimize the background signal. Hold 10 to 15 times better tolerances on the inner diameter and 5 times smaller camber and concentricity vs economy brand tubes Ideal…

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.

Wilmad X-Band Economy Brand EPR Suprasil® tubes are manufactured from synthetic quartz which has 20 fold less paramagnetic impurities than naturally occurring quartz. Tight ID and OD tolerances ensure 100% compatibility to spectrometers Individually wrapped to prevent contamination …

Wilmad Precision NMR Suprasil® (Synthetic Quartz) Tubes are manufactured from high purity synthetic fused silica materials with <0.005ppm Fe2O3 and outstanding optical characteristics in the deep UV to the near IR. Transmission rate from 190nm to 2600nm is well over 95% (10mm…

Wilmad’s WG-1364 series capillary tubes are sealed at one end and provide a low cost solution for small volume NMR measurement. Made of ASTM Type 1 Class A glass Tested at 400 MHz field

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"…

Now, sample tubes and storage vials have been joined! Save time and money with the Screw Cap EPR Tube; each come with a PTFE/Silicone Septum.

Inside Height 22.0 millimeters Item Weight 1.10 pounds Length 25 millimeters Width 25 millimeters Material Borosilicate Glass

Wilmad Precision NMR Quartz Tubes have an extremely low thermal expansion rate and high tensile strength which is 14 times more robust during the cooling/heating process than Type 1 Class A glass tubes. Naturally occurring quartz maintains an over 85% transmission rate (10 mm thickness,…

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…

Designed for routine use in all NMR spectrometers, Wilmad Economy NMR Tubes are guaranteed to fit tightly in any spinner turbine and have zero NMR background. Best OD tolerance in the industry and a 30% thicker wall than any competitors' product Manufactured in an ISO 9001:2008 USA…

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…

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…

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…

Wilmad’s 2nd generation Multi-Tube Jet Solvent Washer/Dryer is recommended for research labs that routinely clean NMR and EPR tubes; a single unit can accommodate up to 5 tubes (3, 4 and 5 mm OD) at once. When an inverted tube is inserted onto the solvent transfer tubing and the open end is…

Designed for air-sensitive samples and semi-solid samples such as gels or highly viscous liquids, Pyrex® MAS Rotor Inserts allow samples to be sealed into an NMR rotor by heat-seal or epoxy. Note: A glove box may be required for sealing of air-sensitive samples.

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…

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…