These stackable stainless steel mesh sieves are ideal for separating soil or sediment particles of multiple sizes. Available in six convenient sizes  with a lid and catch pan. All sieves are 20cm in diameter and 4cm deep. Sieve sizes:4000 micron, 2000 micron, 500 micron, 250 micron, 125 micron and…

Empty Micro Tip boxes contains 96 tip holes, spaced uniformly so they can be used with a multi-channel micropipette. Includes a transparent top cover. Autoclavable.

Polyethylene dropping pipettes are graduated, and can be easily rinsed and re-used. Offered in 1ml and 3ml sizes.

Protect against cross-contamination using these racked, sterile filter pipette tips. Filters are manufactured of 100% pure porous polyethylene with a hydrophobic design to prevent liquids and aerosols from entering the body of the micropipette. Best suited for biological applications, these tips…

Good quality glazed porcelain. Acid and alkali resistant. Sold as eaches.

Capture water samples from specific depths with this clever tool. The unit is made from impact-resistant PVC, with soft rubber seals that hold up to 1.5 liters of liquid. A unique design allows for hassle-free sample collection: when the desired depth is reached, students simply jerk the attached…

This all-glass filter holder is used in particulate contamination analysis for filtering aqeuous, organic, or corrosive liquids. It is also recommended for HPLC solvent filtration. Complete set includes a borosilicate glass funnel, anodized aluminum spring clamp, vacuum base with sintered disc,…

The optical bench set is designed for basic geometric optics experiments, including imaging by lenses and mirrors. The optical elements are mounted in protective frames with mounting rods for easy alignment, and the four captive riders have an index mark and set screws to secure the rider and…

Manufactured in a precision molding facility from 100% virgin polypropylene, United micropipette tips are DNase, RNase and Pyrogen free. The highly smooth surface is hydrophobic to provide low liquid retention, increased accuracy and repeatability. Inner radial rings enable an airtight grip on the…

Nessler cylinders are used for comparison of color and turbidity between solutions or as reaction vessels. Made from borosilicate glass and calibrated to Class A standards. Include an optically plane bottom as well as markings for nominal stroke volume and halfway mark.

All the wide mouth jars are made from soda lime glass and have a PP cap with a PE liner. Since the opening is so large, it is easy to insert and remove materials. Autoclavable Size (oz) Diameter (mm) Height (mm) Mouth Diameter (mm) 2 6 48.5 …

Buchner funnel includes fixed perforated plate. Funnels are glazed on inner and outer surfaces except for the rim. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of…

These support stands with rods come complete with a stamped steel base with black enamel finish and a removeable zinc plated steel rod.

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,…

This durable and autoclavable Cryo rack can hold 50 vials. Unique design at the bottom of each well lets vials be unscrewed without removing them from the rack. The rack features an alpha numeric index, and anti-skid rubber feet.

Laboratory support jacks are constructed of chemically resistant anodized aluminum and stainless steel. The scissor jack design enables height adjustment with a simple turn of the knob. LBJK44 has a 4" x 4" platform that can be vertically adjusted fro

Deep form mortars with lips are glazed on the inside and outside. Oversized pestles are glazed to grinding surface.

This analog hot plate with magnetic stirrer features knobs for electronic variable speed control and electronic variable temperature control. Temperature is safely controlled using the PT sensor. The unit’s heating plate measures 6 inches in diameter to accommodate beakers and flasks up to…

Self-zeroing burette mounts on a glass bottle. Includes a PTFE needle valve stopcock, intermediate stopcock and rubber bellows. Class A, ASTM E-287, meets USP standards, individually serialized and certified. Includes Schellbach backing for easy reading of liquid levels. With amber…

Cryo storage boxes are designed for storage of samples as low as -196°C*. Hold both internal and external threaded cryogenic vials. Autoclavable. These boxes provide a small, space-efficient storage system within a freezer. The transparent lid features a numbered grid for easy identification of…

350mm length magnetic bar retriever.

Transfer (Volumetric) pipettes are manufactured from specially selected, heavy wall machine drawn borosilicate accurate bore glass tubing. They have precision fored jets and bevel ground ends to resist chipping. The graduation marks are in durable white enamel or amber stain; both are resistant…

Designed for bacteriological analysis of water using 47mm sterile membrane filters. Also applicable for analysis of suspended solids in water using 47mm depth filters. Complete set includes a borosilicate glass funnel and base., anodized aluminum spring clamp, and perforated silicone stopper. …

Each convenient package includes a filtering flask, buchner funnel, filter adapter set, and medium flow filter paper. Filtering flasks are from our FG5340 series. They are constructed using heavy wall borosilicate and include a thick rim and hose barb. The 10,000ml set includes our FFB5340 series…

Round form evaporating dishes include lip. Glazed inside and outside on both sides, except for large dishes (greater than 385 ml) which are glazed inside and partially outside. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually…

With its thick glass walls and sturdy construction, this 20L bottle/flask is perfect for filtering large volumes of liquid. The thick walls and design enables this flask to withstand vacuum filtration without imploding. Graduated in 2000ml increments on a scale from 4000ml to 16000ml with an…

Glass Long Stem Funnels, 60 degree angle, Stem length is 150mm.

Manufactured with high-quality 304 Stainless Steel, United Scientific REUZ™ (“re-use”) Offset Spoon Spatulas include an offset spoon on one side and a spatula on the other side. Useful in laboratory settings where easily sterilized stainless steel is desired. Constructed of a single piece of…

Manufactured from thick walled borosilicate glass, funnels include a beaded rim and a fritted disc with coarse, medium or fine porosity.

Plates made of clear fling glass, 2mm thick, with fine polished edges.

Pack of 12 stirring rods. Rods are made of soft flint glass, with both ends fire-polished and rounded.

These autoclavable, table-top Buchner funnels are ideal for vacuum filtration. Includes a tubulated side outlet and accepts standard filters. The 750ml size is 60mm tall, 147mm in diameter, requires 125mm filter paper and the side outlet is 5/8" (16mm).