Replacement borosilicate glass valve assemblies for model R220 rotary evaporators. Both code -07 receiving flask bottom drain assembly and code -05 distribution head valve assembly feature PTFE valve stems with Kalrez o-rings. All bushing are PTFE and supplied with CAPFE o-rings. No frozen joint…

Essential Glassware set made of high quality, heavy duty, borosilicate 3.3 glass. Includes three, narrow low form Beakers in 50ml, 100ml & 250ml capacities, three ASTM, Class A Measuring Cylinders in 10ml, 50ml & 100ml capacities and three Erlenmeyer Flasks in 50ml, 100ml & 250ml capacities.…

The advanced chemistry kit is designed to be used to equip your lab with the essential pieces most often required. The kit includes 60 pieces of glassware and apparatus. Included in the kit are the following pieces: Beakers 50ml 1, 250ml 2, 600ml 1, Cylinder 10ml 1, Erlenmeyer Flask 50ml 1, 250ml…

Distillation Kit includes 15 pieces of glassware made from high quality, heavy duty, 3.3 borosilicate glass. All pieces have 19/22 tapered joints. Kit includes: 2 Lieber Condensers, Glass Stirring Rod, Cone/Screwcap Adapter, 2 Multiple Adaptors, Receiver Adaptor with Vacuum Connection, Dropping…

Durable stainless steel design  Can be flame sterilized The 47mm Stainless Steel Holder for the microanalysis of liquids for biological or particulate contamination under vacuum filtration. The unbreakable 304ss unit may be flame sterilized to sanitize the holder between samples.…

Storage Box, Adjustable Compartments, Synthware, Polypropylene, for storage of 14/10 microscale kit components.

Round Bottom Flask - 500mL Still Head with Thermometer Support Liebig Condenser - 300mm Receiver Adapter 3 x Joint Clip - 19/26 All components needed to perform basic distillation procedures are included in one convenient set. Made from high-quality Borosilicate 3.3 glass with 19/26 joint…

This test fabric is useful for testing dyes on a variety of fabrics. Accessory for Microscale Williamson kits Three-foot length of fabric four inches wide 8 strips of different fibers woven side by side: Filament acetate, bleached cotton, spun polyamide type 66, polyester disperse…

Filter small volumes  Ground glass connection points Funnel, Base, and Flask Borosilicate glass filter holder assemblies for the microanalysis of liquids for biological or particulate contamination under vacuum. The All-Glass design restricts contact with reactive surfaces such…

Organic Chemistry Kit, Microscale, Synthware,Joint Size: 14/10, 14 pieces.

Designed to address the experiments detailed in the Williamson text Macroscale and Microscale Organic Experiments published by D.C. Heath and Company, Lexington, Massachusetts. These experiments can also be performed with the KONTES Microscale Kit (1217C23). Students use the separatory funnel…

Basic MICRO/MINI-LAB KIT, Deluxe MICRO/MINI- LAB KIT's. Basic kit will do the majority of experiments in Organic Laboratory Tech-niques, Deluxe kits will do all experiments. Kits come with variety of components such as vials, condensers, tubes, the NEW Hickman-Hinkle spinning distillation…

Organic Chemistry Kit, Synthware, Joint Size: 24/40

Short path distillation set includes the necessary glassware for use in the distillation, extraction and purification of botanical oils Made from high quality borosilicate 3.3 glass that meets ASTM Type I, Class A standards. Each glassware piece features 24/40 joints for secure connections when…

Glassware kit for freezone freeze dryers. Includes one 600 ml complete fast-freeze flask (7540800), one 300 ml complete fast-freeze flask (7540600), one 3/4” SST straight adapter (7547200) and one 3/4” SST 45° bend adapter (7547600).

Distillation Apparatus Kit Necessary distillation glassware components and stands Includes retort stand, clamp, tripod burner stand with wire gauze, rubber stoppers, Kjeldahl bulb, Liebig condenser, boiling flask and Erlenmeyer flask Glassware made of high quality, borosilicate glass Great for…

Quality glassware assortment for use in a laboratory. Shipped in a reusable storage box. Kit includes the following items: 2ea. Beaker, Glass, 100ml, 1ea. Beaker, Glass, 250ml, 1ea. Beaker, Glass, 400ml, 2ea. Bottles, 4 oz. w/ Screw Caps, 2ea. Burets, 50ml, Mohr, 1ea. Crucible, Porcelain, 1ea.…

Tubing made from fine quality flint glass for easy bending, blowing, and sealing of soft glass apparatus. Tubing is 24” long and available in various diameters. Sold per pound.

Organic Chemistry Kit, Synthware, Joint Size: 14/20.

This Corning® kit is similar to No. 6949E (Thomas 7177U65), except the components have a 14/20 Standard Taper joint. The PYREX® kit components are held in foam within a polyethylene case. The case is approximately 130mm x 256mm x 343mm. For more detail on individual components of the kit or…

Components used to perform the Williamson experiments described in Macroscale and Microscale Organic Experiments are included. 748000-0000 is packed in a rugged polyethylene storage case (2-1/2" H x 13-1/2" W x 10" D) with a die cut foam insert 748000-0005 is in an…

These Distillation Arms are made from borosilicate glass. Each have a 24/40 ground glass joint on top, but their bottom joints vary in the size. They are made to fit our biomass flasks . PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are…

The Lab Starter Kit includes all the glassware you need to get started in quantities that make sense. Components for the Lab Starter Kit: (3) Low Form Griffin Beaker, 50mL (3) Low Form Griffin Beaker, 100mL (6) Low Form Griffin Beaker, 250mL (3) Wide Mouth Erlenmeyer Flask,…

A convenient assortment of items most commonly used in a general Chemistry lab. Starter kit includes the following: Contents: [2] Dropping Bottles, 30 ml, Barnes                  [6] Dropping Pipettes,…

Corning brand organic chemistry kits utilize Standard Taper ground glass joints throughout, which enables most of the standard laboratory assemblies to be constructed with ease and efficiency. They are particularly useful in teaching and research establishments where assembly time is at a premium. …

Standard size for microbiology  4 funnel sizes available Sintered glass, Stainless steel, or PTFE support Borosilicate glass filter holder assemblies for the microanalysis of liquids for biological or particulate contamination under vacuum. The 47mm holder is the standard size…

Standard size for microbiology  PTFE seal  Sintered glass, Stainless steel, or PTFE filter support Borosilicate glass filter holder assemblies for the microanalysis of liquids for biological or particulate contamination under vacuum. The PTFE Seal holder eliminates the…

This steam distilling kit, made from heat-resistant borosilicate glass, is intended to produce botanical essential oils. Includes: 1 Erlenmeyer Flask, 500ml (#EF500) 1 Distillation Flask with Thermometer Holder, 1L with a 24/40 ground glass joint (#FLSK-24-40-1L) 1 Biomass Flask 1…

An assortment of hardware most often used in general chemistry labs. Starter kit includes the following Contents: Beaker Tongs, Burette Clamp, Burner Tripod, 3" ring, 9" legs, Mohr's Pinchcock Clamp, Clamp Holder, Right Angle, Clay Pipe Triangle, 2", Crucible Tongs, Nickel-plated Steel, 9" Ring…

Advanced Organic Chemistry Distillation Glassware Set, 17pc, 22 Interchangeable Fittings Set consists of: Liebig condenser, Dropping funnel, Reduction adapter, Air Leak/Steam Inlet, Receiver Adapter, Multiple adapter, 250ml Erlenmeyer flask, 250ml Round bottom flask, 100ml Round bottom…

ASBC Methods of Analysis is a tool that ensures quality brewing results Includes a laminated copy of the full method instructions, lab glassware, and components needed to complete the test Glassware is manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I…

Chemistry Kits The Standard Kit contains all the components necessary to perform the experiments described in the following texts: Organic Laboratory Techniques: A Microscale Approach, Pavia, Lampman, Kriz, Engel, Saunders College Publishing and Microscale Organic Laboratory, Mayo, Pike,…