MICROCHEMISTRY

Connector w/ Support RodImage(s) are representative of the product group and not necessarily the individual product.

Long Neck Flask, 5 mL for Wiliamson Improved KitImage(s) are representative of the product group and not necessarily the individual product.

Two neck flask with TS outer joints. Side neck is angled.Image(s) are representative of the product group and not necessarily the individual product.

Kontes Angled Two Neck Round Bottom Flask. Two-neck heavy wall flask with Standard Taper outer joints. Side neck is angled Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A...

Design eliminates the use of bulbs where holdup is likely to occur.• Lower inner drip joint is designed to extend into distillation receiver (Cat. No. 985-17308)• Design conforms to NSN 6640-01-346-9222• Manufactured from 33 expansion,...

Pear Shaped Distilling FlaskSpecifications• Three-neck flask with outer joints • Heavy wall• 50 mL• Standard Taper Joints Center: 14/20• Standard Taper Joints Side: 14/20• Manufactured from 33 expansion, low...

• Pear-shaped • Standard Taper 19/22 joints• Squibb-type funnel with a heavy-duty drip joint at the bottom • PTFE stopcock plug• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and...

Angled Four Side Neck Round Bottom FlasksSpecifications• Four-neck heavy wall flask with Standard Taper outer joints • Side necks are angled• Standard Taper Joints Center: 14/20• Standard Taper Joints Side: 14/20•...

Tightly wound coil provides enough surface area to condense high vapor pressure solvents like hexane.• With an internal, coil-type cold finger• Standard Taper outer joint at the top, Standard Taper inner drip joint at the bottom•...

Coil-type condenser for greater cooling capacity. • Hook above lower Standard Taper joint for use with a 675500 KEM-KLAMP• Polyacetal Standard Taper clamps may also be used• Manufactured from 33 expansion, low extractable borosilicate...

These concentrator tubes are for use with Kuderna-Danish and other concentrators. • May be detached from the complete assembly and stoppered for analysis or storage• Secure to assembly with Kem-Klamps for tubes with hooks polyacetal Standard...

Distillation receivers 14/20 cow type with three receivers. Cow-type design having three receivers spaced 45 DEG apart. Condensers with drip joints will protrude into the spherical section, keeping wetted surfaces and product hold-up to a minimum...

Dewar condenser with large top opening for easy introduction of dry ice, dry ice/alcohol mixtures or liquid nitrogen. These coolants provide rapid condensation of volatile componentsSidearm at the top is a full length Standard Taper jointLower joint will...

• This design utilizes a thermometer bulb as column packing• Compact head and condenser provide better separation by reducing wetted surfaces• Cow-type receiver has tubes that are aligned for best product recovery• Pear-shaped...

Two neck flask with a outer joint and 7 mm I.D. side tubulationImage(s) are representative of the product group and not necessarily the individual product.

Heavy wall round-bottom flask with Standard Taper center neck with side Standard Taper tubulationSide tubulation has one rubber adapter with a 1/4 in. hole for access with thermometers or gas inlet tubes (Cat No. 985-38500)Manufactured from 33 expansion,...

2-Neck Distillation FlasksSpecifications• Two-neck flask with outer joints• Heavy wall• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirementsImage(s) are...

Bchner style filter funnel with lower TS joint and an integral #2 side hose connection for connection to a vacuum source. Useful with paper or polymeric filters. Not recommended for use above 15 psi.Image(s) are representative of the product group...

The Kuderna-Danish apparatus was developed in the laboratories of Julius Hyman and Company for the concentration of trace amounts of sample dissolved in organic solvents. The column is designed to speed evaporation with reduced hold up. It is very useful...

Replacement Evaporator Flask for Kuderna-Danish Concentrator w/Hooks• Graduated concentrator tube• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirementsImage(s)...

Standard Taper 14/20 jointsSquibb-type funnel with a PTFE stopcock plug with a 2 mm borePlug is Cat No. 985-41623Hex-head stopper is includedReplacement Stopper (Cat No. 985-42445)Manufactured from 33 expansion, low extractable borosilicate glass...

Standard Taper 14/20 jointsSquibb-type funnel with a PTFE stopcock plug with a 2 mm borePlug is Cat No. 985-41623Supplied without stoppersManufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I,...

Replacement caps for Kontes Ultra-Ware Solvent Pickup AdaptersGlass-filled blue nylon cap with modified GPI thread finish to accommodate use with an O-ring seal985-20644 caps are used for the MICROFLEX microscale chemistry kitsTemperature limit is...

Packed in a rugged polyethylene storage case (H x W x D) 2 1/2 x 13 1/2 x 10 in with a die-cut foam insert. Fits easily into lab bench drawers. Also available in Ekono-Case, a low cost corrugated cardboard alternative to plastic. High temperature...

• When a Standard Taper thermometer is inserted in the top of this apparatus, the bulb and stem serve as column packing• Close-coupled condenser and vacuum connection offer an extremely short condensate travel path• Manufactured from 33...

Replacement pickup adapter body for Kontes Ultra-Ware Solvent Pickup AdaptersImage(s) are representative of the product group and not necessarily the individual product.Size (mm): 47Replacement PartsSize (mm): 90

Replacement valve plug assembly for Kontes Ultra-Ware Solvent Pickup AdaptersImage(s) are representative of the product group and not necessarily the individual product.

Class A threaded flask has an open top phenolic cap and a PTFE-lined silicone septum for syringe access. Calibrated to contain. V-shaped bottom provides convenient sample retrieval.Image(s) are representative of the product group and not necessarily the...

A convenient assortment of items most commonly used in a general Chemistry lab. Starter kit includes a total of 48 pieces.Contents:• 2 Barnes Dropping Bottles, 30 mL • 6 Dropping Pipettes, Plastic• 1 Beaker, Glass, 50 mL• 1...

All the components necessary to perform the Williamson experiments described in Macroscale and MicroscaleOrganic Experiments are included. 985-36661 is packed in a rugged polyethylene storage case (2 1/2 in. H x 13 1/2 in. W x 10 in. D) with a die cut...