Select up to 3 products
For arsine analysis using the diethyldithicarbamate (SDDC) colorimetric method. Design also meets specifications of ACS/USP, EPA and can be used with APHA Standard 104A. Apparatus is compact, requires less set-up time and eliminates the ball and socket connection normally used. Complete item...
Similar to CG-1188 but with a sealed in COARSE porosity fritted disc to support column packing. Column is constructed using MEDIUM WALL TUBING. Can be used as a gravity eluted column or a flash column (as described by W.C. Still, M. Kahn and A. Mitra of Columbia University in JOURNAL OF ORGANIC...
Features: Increased SAFETY- Unbreakable Lightweight Design Each Dewar is Supplied with a Lid Patented Closed Cell Foam Construction (USPTO # 7,971,744) Lower Boil Off and Consumption of Liquid Nitrogen Patented foam dewars provide a safe and durable vessel for handling liquid nitrogen, dry...
Stainless steel dish with lid for use as an oil bath when used in conjunction with a hot plate stirrer having a thermocouple connection. Available in three sizes, complete with lids.
Adapter has two hose connections 180° from one another to permit a flow of inert gas over the apparatus. Hose connection has an O.D. of 10mm at the largest serration.
Pre-assembled closure and septa minimize contamination from handling. Offering reliable sealing solutions for laboratory bottles, the GPI 8-425, Preassembled Closures and Septa ensures secure containment of substances. Preassembled for convenience, these closures minimize the potential for...
A great way to be prepared for your next clamping situation! Kit contains 5 each, of all 13 sizes, neatly organized in a polypropylene box with adjustable dividers.
Cover slips are manufactured from the highest quality borosilicate hydrolytic class 1 German glass. They have excellent resistance to chemicals and are ideal for neural tissue culture and hard-to-attach cells. These cover slips are exceptional for florescence and confocal microscopy. Sold in...
Made to ASTM Specifications E677. Spherical joints, ball members, are essential components for assembling laboratory glassware systems. They provide a robust and versatile connection, allowing for multi-directional movement and flexibility in setup configuration. Made from high-quality borosilicate...
Allihn style reflux condenser with a plain tubulation at the top and a lower inner drip tip joint. Hose connections have an O.D. of 10mm at the middle serration.
Similar to CG-4515 traps but having an o-ring joint to connect the trap body to the stopper. O-ring joint provides for a vacuum tight, grease free seal and permits the trap body to be easily disconnected from the stopper for cleaning. Serrated hose connections are 13.5mm at the smallest serration...
Manufactured from borosilicate glass these wine testing volumetric flasks have wide bases and a flat bottoms for stability. Flask neck is graduated in 1mL subdivisions from 680 to 780mL. The long neck is calibrated To Contain at 20°C and markings indicate the volume of liquid when filled to that...
Distillation adapter with sealed in lower drip tip and top outer joints, both being the same size.
Large capacity, low form gas washing bottle having a 34/28 standard taper top outer joint. Filter candle is 25mm O.D. x 70mm long allowing a large gas flow to be dispersed throughout the absorbing material. Available with a COARSE OR EXTRA COARSE porosity filter candle. Complete bottle is supplied...
Standard taper inner and outer lengths tooled on longer lengths or different sizes than normally available under part numbers CG-100 through CG-105. These joints offer the glassblower the opportunity to construct apparatus made of heavier tubing or without unnecessary seals.
Similar to CG-1600 but with the addition of a mixing bulb between the calibration line and the stopper. The mixing bulb contains approximately one tenth of the flask capacity and aids in the mixing or dissolving of the flask contents. Supplied complete with one solid glass pennyhead stopper. For...
Hollow plug, double oblique bore stopcock is precision ground with corresponding numbers on barrel and plug. Lower vacuum chamber is evacuated with a separate hole in the plug which is not in the line of flow.
Sample vials packaged in convenient LAB-PACS of 144. Made from Type 1 Borosilicate glass. Full height partitions minimize breakage. Solid PTFE Lined Caps.
Large capacity globe shaped separatory funnel with a choice of glass or PTFE stopcock. Stem length is approx. 130mm below the stopcock on all sizes. For replacement stoppers see CG-3018 for #38, CG-3000 for 45/50.
Stir Bar Kit, Magnetic, Egg-Shaped, PTFE, to consist of the following: 6ea CG-2005-10, 6ea CG-2005-12, 3ea CG-2005-14, 2ea CG-2005-15, 1ea CG-2005-16
These vials are manufactured from Type 1 Class A Borosilicate glass. The standard flat bottom vials can be used with Hewlett-Packard, Carlo Erba and Shimadzu. The European 20mm aluminum seal vials with rounded bottoms can be used in Perkin-Elmer, Tekmar, CTC/L.E.A.P.™ Technologies,...
Flask support ring has a concave recess on top to support round bottom flasks from 250 to 500mL. 5-1/8" diameter.
Plain distillation column with a row of indentations to support column packing material. Column length listed is for the straight portion above the row of indentations and below the joint. Column has a standard taper top outer and lower inner joint.
Similar to CG-1261 but with the uptake tube vacuum jacketed to improve distillation performance. The jacket eliminates the possibility of condensation or recrystallization of distillate in the sidearm.