Bubbler with metering valve for precise control of inert gas introduction and features 9mm OD tube-end side arms for use with 3/8in ID vacuum tubing.

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.

With 24/40 inner joint and 10mm hose connection. For 5mm NMR tube only. The NMR tube is inserted into the tube cleaner with its plastic cap placed on the closed end to provide support and a vacuum seal. The washing solvent is sequentially added through the side tube while a vacuum is applied…

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.

Authentic Bruker® SampleJet® cap without code, up to 600 MHz. Do not use with Ceramic spinners.

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

Made of a low expansion borosilicate composition with high chemical resistance Meets all U.S. pharmacopoeia specifications for Type 1A glass 4 to 32mm O.D. sizes are 1219mm long ± approximately 6mm. 4mm O.D. have ends cut, while 5 to 32mm sizes have ends fire polished. 35 to 178mm…

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,…

Process pipe padded hanger with mounting foot.

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,…

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

Wilmad Thin Walled High Throughput NMR Tubes have an average camber of 60 microns to guarantee the clarity of the spectrum for small molecule (MW<250) samples up to 600 MHz. Camber and concentricity values listed are the Total Indicator Reading (TIR) Designed for routine use in most…

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-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…

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…

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…

Permits packing of column without excessive drop impact. Also used for side arm introduction of effluent or may be used for pressurized operation. Used in conjunction with 5029 Nylon bushing. Supplied straight only. Tube is 8 mm O.D. with luer connection.

All three ends are threaded the same size. For bushings, see 7506.

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…

33 expansion borosilicate glass tubing with cut ends. Medium wall precision bore tubing Tubing has a low coefficient of expansion and a high resistance to chemical attack Conforming to USP Type I and ASTM E438, Type I, Class A requirements

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…

Designed by Dr. H.R. Krouse, University of Calgary, for use with 7408 in H2O18/H2O16 determinations. CO2 from the equilibration flask is transferred to the sample tube for isotopic analysis. Unit consists of PTFE plug with FETFE O-Ring and glass vessel with 5mL tube at bottom.

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…

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,…

Caps included 100 MHz Economy Grade Borosilicate 3.3 Tubing 7 Inches

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 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…

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.

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…

These Capillary Gas Delivery Tubes are replacement parts for the 6949M series of PYREX® microchemistry kits.