SP Wilmad-LabGlass
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Class A Volumetric Flasks with Plastic Stopper
SP Wilmad-LabGlassThese borosilicate glass volumetric flasks are provided with a plastic closed-bottom stopper which fits the Standard Taper ground zone. Stopper design prevents the neck from breaking if flask is tipped over. Calibrated "to contain" (TC) at 20°C.
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Gas Collecting Tubes
SP Wilmad-LabGlassFeaturing a side outlet in the body for a self sealing syringe stopper, these borosilicate glass Gas Collecting Tubes are useful in gas chromatography or mass spectroscopy. Stopcocks have PTFE plugs. For additional rubber stoppers, see ML-1940.
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5mm O.D. Medium Walled Precision NMR Tubes
SP Wilmad-LabGlassTo 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…
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Class B Graduated Cylinders, TD
SP Wilmad-LabGlassFeaturing a reinforced bead and pouring lip, these Class B borosilicate glass graduated cylinders comply with ASTM E 1272. The 5mL size has a funnel top. Calibrated "to deliver" (TD) at 20°C and suitable for general laboratory use. Reference No. ASTM E 1272
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Pyrex® MAS Rotor Inserts
SP Wilmad-LabGlassDesigned 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.
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Schlenk Vacuum Sample Tubes
SP Wilmad-LabGlassThese borosilicate glass Schlenk sample tubes incorporate a grease-free high vacuum 0-4mm valve and are suited for pressure/vacuum applications. Ideal for reaction and storage of air-sensitive compounds. Sidearm can be connected to inert atmosphere/vacuum source or a manifold.
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Susceptibility Matched Shigemi® Tubes
SP Wilmad-LabGlassShigemi 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…
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Squibb Separatory Funnels with PTFE Plug
SP Wilmad-LabGlassThis borosilicate glass pear-shaped separatory funnel is supplied with a Standard Taper glass stopper/stopcock and a PTFE plug.
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High Form Weighing Bottles with Stopper
SP Wilmad-LabGlassWith 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
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Double Vacuum Manifold
SP Wilmad-LabGlassThis borosilicate glass Air-Tite vacuum gas manifold (Schlenk line) is designed with double oblique pressure/vacuum stopcocks with 4mm bores and a 16.2/56 plug size. The stopcocks simplify evacuation or pressurization with an inert atmosphere. Manifold is 1" O.D.
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Pressure Vacuum Valve NMR Tubes
SP Wilmad-LabGlassWilmad’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,…
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4 Neck O-Ring Flange Reaction Vessel Covers for Size 359 O-Rings
SP Wilmad-LabGlassFeaturing a center neck and three side necks with full length outer Standard Taper joints, this borosilicate glass 4-neck reaction vessel lid/cover has a 6-5/8" flange O.D. and comes with a size 359 O-ring. Designed to be used with 2000mL, 3000mL, and 4000mL cylindrical reaction vessels…
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Reaction Monitoring System
SP Wilmad-LabGlassDesigned to monitor reactions from start to finish, the Wilmad-LabGlass Reaction Monitoring System is a two-chamber borosilicate glass NMR tube that allows for in-tube mixing. The system features an inner chamber with a Teflon® tip that when secured creates a positive seal separating solutions…
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Adsorption Columns
SP Wilmad-LabGlassThese 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…
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10mm O.D. Economy NMR Tubes
SP Wilmad-LabGlassWilmad-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…
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X-Band Economy Brand EPR Quartz Tubes
SP Wilmad-LabGlassWilmad 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
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Precision Bore Class A Burettes with PTFE Stopcock
SP Wilmad-LabGlassMade of borosilicate glass, these precision type, Class A burets have a straight 2mm PTFE stopcock. Calibration is in compliance with ASTM E 694 specifications. Reference No. ASTM E 287 Laboratory Glass Graduated Burets
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Round Bottom Two Vertical Neck Flasks
SP Wilmad-LabGlassWith two vertical necks and a round bottom, these borosilicate glass flasks feature a side neck Standard Taper 24/40 outer joint. The center Standard Taper joint varies with flask capacity.
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5mm O.D. Thin Walled Quartz NMR Tubes
SP Wilmad-LabGlassWilmad 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,…
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ProCulture® Fernbach Shaker Flasks with GL45 Screw Thread
SP Wilmad-LabGlassIdeal for cultures that require a large surface area to volume ratio With three standard baffle indents to improve agitation during shaking Supplied with GL45 closure Durable white ceramic marking spot Manufactured from ASTM Type I, Class A borosilicate
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Volumetric Color Coded Class A Pipettes
SP Wilmad-LabGlassOur 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
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Low Form Weighing Bottles with Stopper
SP Wilmad-LabGlassWith closed bottom standard taper pennyhead style stopper Pennyhead stopper forms a secure seal Wide opening for easy addition and removal of samples Light weight for simple tare settings Manufactured from ASTM Type I, Class A borosilicate
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Off-Set Adapters
SP Wilmad-LabGlassThese borosilicate glass off-set adapters have a Standard Taper outer joint on one end and same size Standard Taper inner joint on the other.
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Polished Glass Stirrer Shafts
SP Wilmad-LabGlassPrecision ground and polished, these borosilicate glass stirrer shafts have a 10mm O.D. For use with LG-9475T bearing with PTFE bearing surface, or other bearings with a PTFE interface with the same bore. Features a side button at bottom for attachment of any of the stirrer/stirring blades (LG-9505…
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Jacketed Cylindrical Reaction Vessels with Flat Flange
SP Wilmad-LabGlassThese jacketed, cylindrical borosilicate glass reaction vessels are without constriction at the top and have a flat bottom. They feature sturdy walls and a tooled flat flange with a surface ground to assure a tight seal. There is a gently sloping contour at junction of side wall and bottom, thus…
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X-Band Economy Brand EPR Suprasil® Tubes
SP Wilmad-LabGlassWilmad 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 …
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Bidwell-Sterling Moisture Traps
SP Wilmad-LabGlassMade of borosilicate glass, these Bidwell-Sterling moisture traps are calibrated "to contain" (TC) at 20°C and are used for determining moisture in samples by distilling with an immiscible liquid. Consist of vapor tube, return tube, round bottom graduated tube, and Standard Taper…
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Reaction Kettle Clamp
SP Wilmad-LabGlassThis reaction vessel clamp for O-rings and flat flanges is a cast bronze ring with a black oxidized finish. Three insulated, spring activated clamping arms fit beneath the flange of the flask body. Simple pressure on the heat-resistant fiber knobs and a twist, permit attachment or removal.
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Globe Style Separation Funnels with Glass Stopper and Stopcock
SP Wilmad-LabGlassThis borosilicate glass pear-shaped separatory funnel is supplied with a Standard Taper glass stopper and a Standard Taper glass stopcock.
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Class A Volumetric Serialized Cylindrical Flasks with Stopper
SP Wilmad-LabGlassFeaturing 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…
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Precision Bore Class A Burets with Straight Stopcocks with PTFE Plug Micro
SP Wilmad-LabGlassThe top of this Class A buret is funnel shaped to accommodate a rubber stopper and glass tubing to fill from a delivery tip via suction. Made of borosilicate glass with durable colored scale, both sizes have 2mm stopcock with PTFE plug.
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Filter Flask with Stopper Joint
SP Wilmad-LabGlassThis borosilicate glass heavy wall filtering flask can be used with FILTERWARE® Filtration Apparatus (LG-1755). Supplied with a silicone stopper with 9/16" hole and a #2 hose connection, the 4000mL flask has 1/2" connections.