Tubes have round bottoms and include a sandblasted marking spot for labeling samples. Tubes that are 9 in. L are for making standards and for use with tip-off manifolds. Economy and disposable Wilmad NMR tubes are best used for high-throughput NMR spectroscopy. (All economy tubes come with caps) …

caps included. Synonyms: Wilmad nmr tubes; nmr sample tubes; nmr tubes Legal Information: Wilmad is a registered trademark of SP Industries

Shigemi NMR microtubes offer high precision quality in NMR spectroscopy. The NMR microtubes are made out of a special type of hard glass wtih excellent chemical durability, and are magnetic susceptibility matched to each of the solvents they are identified with.The Symmetrical NMR microtube…

This new range of premium quality NMR sample tubes feature color-coded banding and caps and a MHz rating that allows instant visual identification to tube grade and application. No more mix ups after cleaning.Precision grade NMR tubes are made from Type I, Class A, thin-wall (0.38 mm) borosilicate…

Purge/Traps K Vocarb® 3000 (for use with Encon) efficiently trap analytes in US EPA Methods 502.2 and 524. Legal Information: Vocarb is a registered trademark of Siemens Industry, Inc.

Legal Information: T3P is a registered trademark of Archimica GmbH

Made of Pyrex® borosilicate glass for compatibility with ground joints, valves, and vacuum racks. Precision ground and highly polished for spinning stability and highest resolution. Tubes have round bottoms and include a sandblasted marking spot for labeling samples. Tubes are thin-walled. Tubes…

Nylon stopcock features 3-way control with female Luer-Lock inlet and male Luer-Lock outlet ports.

Application: SPME fiber assembly polydimethylsiloxane/divinylbenzene (PDMS/DVB) has been used for the continuous agitation of the vials comprising the sample after incubation for the analysis of volatiles from pineapple fruits using headspace solid phase microextraction and gas chromatography-mass…

caps included. Synonyms: Wilmad nmr tubes; nmr sample tubes; nmr tubes Legal Information: Wilmad is a registered trademark of SP Industries

PTFE-faced septa are suitable to overcome the degradation due to prolonged high temperatures which occurs in silicone rubber septa. The degradation results in baseline drift and additional peaks. It is generally fixed with the PTFE faced towards the column packing. Application: Glass vials…

Hellma® absorption cuvettes, standard cells, Macro with PTFE stoppers (spectral range 200-2,500 nm, pathlength 10 mm, chamber volume 3,500 muL) are available in high-performance Suprasil quartz material. The highest level of sensitivity in the measurement can be achieved by suitably selecting the…

Simplifies the task of inserting or removing wool or foam plugs when working with GC inlet liners, packed GC columns, solvent desorption tubes, thermal desorption tubes, and purge traps. The forked end is used to feed the plug into tubing, leaving it cleanly when the tool is removed. The hooked end…

These cuvettes have four optically clear sides.Note: polystyrene and polymethacrylate cuvettes are incompatible with some organic solvents. Synonyms: cuvette; plastic cuvette; plastic cuvettes Application: Fluorimeter cuvette may be used : •to perform a fluorimetric assay of the hepatic…

The vapor duct tube accessories are for Büchi condenser "V" assemblies, and will fit either Büchi Rotavapor model R-210/R-215 or R-114/R-144.Combi-clips: not included. Synonyms: Ace vapor duct tube, for condenser "V" assembly Legal Information: Büchi is a registered trademark of Büchi…

Characteristics: Ideal for connection to mass spectrometers. High reusability. Isothermal use only.Material Composition: Ceramic-filled PTFEMaximum Temperature: 250 C Legal Information: Supeltex is a registered trademark of Sigma-Aldrich Co. LLC

The Perfect Combination of Low Bleed, Thermal Stability, and Easy Puncturability!Molded Thermogreen LB-2 septa are manufactured from high quality, low bleed material using the same exclusive LB-2 rubber formulation that chromatographers are accustomed to using. The difference is that molded septa,…

Made of Pyrex® borosilicate glass for compatibility with ground joints, valves, and vacuum racks. Precision ground and highly polished for spinning stability and highest resolution. Tubes have round bottoms and include a sandblasted marking spot for labeling samples. Tubes are thin-walled. Tubes…

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. The new 4 in. version is designed for Bruker® SampleJet(TM) system and possesses a tighter tolerance for use with the SampleJet(TM) cap which is sold…

This new range of premium quality NMR sample tubes feature color-coded banding and caps and a MHz rating that allows instant visual identification to tube grade and application. No more mix ups after cleaning.Precision grade NMR tubes are made from Type I, Class A, thin-wall (0.38 mm) borosilicate…

Synonyms: closure cap; closure caps

•Superior clarity for sample viewing •A consistent, ring-lock seal prevents inadvertent opening •Angled cap lid makes opening easy without thumb fatigue •Large flat tops for ease of identification and a pierceable cap •Large, crisp reference lines and graduation numbers •Certified RNase/DNase…

caps included. Synonyms: Wilmad nmr tubes; nmr sample tubes; nmr tubes Legal Information: Wilmad is a registered trademark of SP Industries

These low cost gray silicone rubber septa are designed for routine, isothermal use. For use with 50 C to 200 C inlet temperature.

Application: Volatiles

Characteristics: High reusability.Material Composition: DuPont VESPEL SP-1 (100% polyimide)Maximum Temperature: 350 C Legal Information: Supeltex is a registered trademark of Sigma-Aldrich Co. LLC

Clear Fused-Quartz (CFQ), is a naturally occurring material. It has a high dielectric constant and low levels of paramagnetic impurities. This NMR tube is suitable for use in routine testing in EPR spectropscopy, excluding UV irradiation and samples with low sensitivity. Synonyms: Wilmad nmr…

with PTFE stopper, black side walls and base Legal Information: Suprasil is a registered trademark of HERAEUS QUARZGLAS GMBH & CO.

Hellma® fluorescence cuvettes, standard cells, Macro with PTFE stoppers (spectral range 200-2,500 nm, pathlength 10x10 mm, chamber volume 3,500 muL) are available in high-performance Suprasil quartz material. The highest level of sensitivity in the measurement can be achieved by suitably selecting…

•Cryogenic storage tubes •Sterile •DNAse, RNAse, Pyrogen-Free •Temp range: -180C to 121C •Absolute gas-tightness guaranteed without the use of a silicone gasket •No more "gasket-popping" by over-tightening reduces contamination risk •External threading •Free-standing •Star-shaped bottom for…

Hellma® absorption cuvettes, standard cells, Macro with glass lids (spectral range 200-2500 nm, pathlength 1 mm, chamber volume 350 muL) are available in high-performance Suprasil quartz material. The highest level of sensitivity in the measurement can be achieved by suitably selecting the cell for…

This new range of premium quality NMR sample tubes feature color-coded banding and caps and a MHz rating that allows instant visual identification to tube grade and application. No more mix ups after cleaning.Precision grade NMR tubes are made from Type I, Class A, thin-wall (0.38 mm) borosilicate…