A polycarbonate/acetal copolymer on-off control with female Luer-Lock inlet and male Luer-Lock outlet ports.

Tedlar is recommended in several US EPA methods for sampling VOCs and sulfur compounds. Our Tedlar is made from a high-quality 2 mil Tedlar film for superior inertness, impermeability, sample integrity and good recovery data. Our Push Lock Valve (PLV) and seam-sealing process ensure that these bags…

Novel low pressure/vacuum tube for NMR and EPR spectroscopy. A 4X larger sealing surface eliminates leaks and greatly increases its lifetime when compared to traditional gas-tight tubes. Offers a convenient flame-free sealing solution for air sensitive or volatile liquid samples at any pressure…

Hydrocarbon traps are basically used in GC for carrier gas purification, as the name suggests they are primarily used for trapping hydrocarbons. Some hydrocarbon traps, like the Supelpure HC Hydrocarbon Trap, contain a carbon molecular sieve that also restricts the elution of moisture and oxygen.…

Wilmad NMR tubes with authentic Bruker® SampleJet(TM) caps without code, up to 600 MHz. Do not use with ceramic spinners. Synonyms: nmr sample tubes; nmr tubes Legal Information: SampleJet is a trademark of Bruker-Physik AG

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

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…

Made of Pyrex® borosilicate glass (unless otherwise noted) 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…

Legal Information: Q-Tube is a trademark of Q Labtech LLC

The high-throughput NMR tubes are ideal for reducing salt effects when running buffered solutions for bio-samples. They are made from ASTM Type 1 Class A borosilicate glass for reproducibility and durability, and are specially designed for one time use for routine NMR. Legal Information: Select…

with PE stopper, aperture 2.5mm x 2mm rectangular Legal Information: Suprasil is a registered trademark of HERAEUS QUARZGLAS GMBH & CO.

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…

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) …

Note: All 1/4 in. O.D. glass ends are ground glass.

Made of Pyrex® borosilicate glass (unless otherwise noted) 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…

Septum is a very important component of syringe injection system. They are usually fabricated from elastomeric, self-sealing materials such as silicone rubber, neoprene or fluoroelastomers. It is suitable to conveniently introducing the sample without causing the system to leak. Improper septa…

Novel low pressure/vacuum tube for NMR and EPR spectroscopy. A 4X larger sealing surface eliminates leaks and greatly increases its lifetime when compared to traditional gas-tight tubes. Offers a convenient flame-free sealing solution for air sensitive or volatile liquid samples at any pressure…

For use in glass gas sampling bulbs, and purge & trap glassware. Legal Information: Thermogreen is a registered trademark of Sigma-Aldrich Co. LLC

Sustained bubble action works even on very small leaks and vertical surfaces. Flexible snooper tube extends for hard-to-reach areas. Does not contain chlorine, aliphatic amines, or ammonium compounds. Dries clean, without staining. Legal Information: SNOOP is a registered trademark of Swagelok…

Made of Pyrex® borosilicate glass (unless otherwise noted) 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…

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

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

See transmission curve labelled D Synonyms: cuvette; spectrophotometer cuvette; spectrophotometry uv

Supelpak-2SVM is purified Amberlite XAD2 that has been specially cleaned and tested for optimal performance in the capturing and extraction of semivolatile organics. Packaged in glass containers. Application: Supelpak(TM)-2SVM may be used in the separation media for LPLC/TLC/paper…

Made of Pyrex® borosilicate glass (unless otherwise noted) 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…

•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…

The Norell Standard Series NMR tubes are redesigned to eliminate tube wall and bottom variations. This improves shimming times and sample reproducibility.Manufactured out of ASTM Type 1 Class B glass, or commonly referred to as N-51A, these NMR tubes are designed for auto-sampling systems and…

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…

PTFE-fused 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 face towards the column packing. Application: Glass vials…

The design of the S10 cartridge makes it easy to use in the field and laboratory. Reusable adaptors are available for connecting the cartridge to the sampling pump. The built in reservoir eliminates the need to attach a syringe for sample extraction/elution. Storage: 2-8C Application: …

These plastic caps will easily slip over the ends of packed GC columns to protect them during storage. Application: Plastic column cup maybe used to close the immunoaffinity chromatography column used for separating cross-linked protein complexes adhering to P1 protein of Mycoplasma pneumonia.

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…