General Lab Products & Reviews

These PYREX® jars are used to measure the cloud point temperature in petroleum oils. A single line encircles this PYREX® jar at a point approximately 51mm above the bottom to assist in measuring the sample. Not intended for vacuum use.Reference: ASTM D-97, D-1500, D-2500.

Paper/plastic wrap allows easy opening by either pop-through or peel-apart techniques. It is also ideal for sterile tissue culture applications, especially while wearing latex gloves, as the wrap reduces static cling. The clean room pack style offers an inner liner for the carton as well as a second sealed sleeve over each inner package The clean room pack style eliminates the need for alcohol wipe downs and similar procedur…

Corning® Universal Fit racked polypropylene pipet tips are designed to assure a reliable fit with all major brand pipettors. Please check our Technical Information Listing on our Pipet Tip Compatibility Guide for additional pipet tip fit information. Graduated at the 250, 500 and 1,000 µL volumes 100 tips/rack Exceptional durability - all Corning® tip racks stand up to the demands of use with multichannel pipettors and with…

Falcon® 50mmx9mm Bacteriological Petri Dish with Tight-Fit Lid, not treated polystyrene, 20/pack, 500/case, sterileDurable construction for stable dish manipulationCrystal-grade, virgin polystyrene for optical clarity

Falcon® 100mm x 15mm Standard Style Bacteriological Petri Dish, not treated polystyrene, 20/pack, 500/case, sterileDurable construction for stable dish manipulationCrystal-grade, virgin polystyrene for optical clarity

Falcon® 17x100mm, 14 mL polystyrene round bottom test tubes have a 1,400 RCF rating. These sterile tubes are individually packaged and come with dual-position polyethylene snap caps, which offer both vented and fully closed positions. Packed 500 per case. RNase/DNase-free.Widely used and referenced in laboratory protocolsDual position snap-cap prevents sample loss with ease of handlingSterile, nonpyrogenicity tested to less th…

Falcon® 12x75mm, 5 mL high-clarity polypropylene (PP) round bottom test tubes have a 3,000 RCF rating. These nonsterile tubes are bulk packaged 1,000 per bag. RNase/DNase-free. Widely used and referenced in laboratory protocols Sterile, nonpyrogenicity tested to less than 0.1 EU/ mL

Falcon® polyethylene dual-position snap caps for 12x75mm tubes offer both vented and fully closed positions. These sterile caps are packaged 500 per bag and 2,000 per case. RNase/DNase-free.Dual position snap cap, offering vented as well as fully closed optionsSterilized by gamma irradiationFor use with both polystyrene and polypropylene tubes

Designed for flow cytometry applications, the Falcon® 12x75mm tube with cell strainer cap offers a convenient way to prepare laboratory samples. A 35 µm nylon mesh is incorporated into the dual-position snap cap, which can be used to collect the dissociated sample for downstream, processing in flow cytometry instruments. RNase/DNase-free.Widely used and referenced in laboratory protocolsDual position snap-cap prevents sample l…

Falcon®35mm TC-treated Easy-Grip Style Cell Culture Dish, 20/Pack, 500/Case, SterileFalcon® 35mm Cell Culture Dish with Easy-Grip design, TC-treated polystyrene, 20/pack, 500/case, Sterile : Actual Dimensions - 40.28mm O.D. x 6.17mmFlat, optically clear polystyrene surfaces for distortion-free microscopic visualization of cellsUniform surface chemistry created by vacuum-gas plasma treatment promotes cell attachmentImproved han…

For tissue culture usage or any non-toxic solution that requires aliquoted or aspirating/dispensing in a sterile environment. Nonpyrogenic pipet with 3 mL overfill capacity. Individually packed in a paper/plastic thermoformed package.

2 mL capacity with round bottom Self-standing design Black graduations and larger marking spots for easier filling and sample identification Manufactured from polypropylene to withstand temperatures to -196°C Silicone washer for a secure seal Vials may be color coded with inserts (see Cat. No. 430499) Special base design allows vials to be locked into cryogenic rack and tray (Cat. No. 430525 or 431131) for single-hande…

Polyethylene terephthalate (PET) bottles are ideal for storage and sampling of media, biologicals, and other aqueous solutions. The PET resin makes the bottle lightweight, break resistant and as transparent as glass.Features: Packaged in two convenient, shrink-wrapped trays within an outer bag to assure cleanliness Break-resistant bottles are an ergonomic and easy to handle alternative to glass Bottles are sterilized to 10⁻…

100 mL beaker, with spout, manufactured with uniform wall thickness, offers optimum balance between thermal shock resistance and mechanical strength. All sizes have an extra large marking spot. Reference: ASTM E-960. For PYREX® beaker covers, see catalog no. 9985.

1L beaker, with spout, manufactured with uniform wall thickness, offers optimum balance between thermal shock resistance and mechanical strength. For convenience, these beakers have a double graduated metric scale to indicate approximate content and an extra large marking spot. For PYREX® beaker covers, see Catalog No. 9985 or No. 9990. Reference: ASTM E-960.

250 mL heavy duty beaker with spout is specifically designed to offer the best mechanical strength under harsh conditions, such as mechanized washing operations. For convenience, these beakers have a double graduated metric scale to indicate their approximate content and an extra large marking spot. For PYREX® beaker covers, see Catalog No. 9985 or No. 9990. Reference: ASTM E-960.

These heavy duty 150 mL PYREX® round bottles can be used for storage as well as mixing and sampling. They include a linerless, one-piece autoclavable orange polypropylene plug seal GL45 threaded cap with a drip-free pouring ring. New glass bead indicates full capacity line. Bottles have permanent white enamel graduations and marking spots.Caution: DO NOT tighten caps immediately after autoclaving as the vacuum resulting from c…

The capacity tolerance on this Class A 10 mL PYREX® buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-read numbers. The stopcock barrel has a smooth micro-finish to assure leak-resistant performance. Each buret is supplied with a dust cover. A…

These 500 mL PYREX® Kuderna Danish Concentrators are supplied with Keck clamps instead of spring hooks. The complete apparatus consists of a 3-Ball Snyder column (with 24/40 Standard Taper joints), a 500 mL flask (with 24/40 Standard Taper top and 19/22 Standard Taper lower joint), and a graduated 10 mL tube with an outer 19/22 Standard Taper joint. The tube graduations go from 0 to 2 mL in 0.1 mL increments and from 3 mL on i…

This PYREX® general purpose condenser can be used for either distillation or extraction. Although the condensing area per unit length of the 200mm long jacket is low, the large capacity water jacket gives efficient cooling. Condenser tubulations are approximately 10mm O.D. The adapter end is tooled for uniform stopper fit, accommodating a No. 3 rubber stopper.

Translucent polypropylene graduated cylinders are manufactured with raised graduations at the primary scale points. Cylinders have a hexagonal base and are calibrated “to contain” (TC). Tolerances according to ISO 6706. Exposure to temperatures above 60°C may affect accuracy.

These 500 mL PYREX® flat bottom boiling flasks have full length outer 24/40 Standard Taper joints on long necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their excellent chemical durability results in contamination-free results and long life under the toughest la…

Translucent polypropylene flasks are manufactured with blue graduations for reference. The flasks have a screw neck and are supplied with a polypropylene cap.

These 500 mL PYREX® wide mouth Erlenmeyer flasks are especially recommended for use as titration flasks and are designed with heavy duty rims to reduce chipping. For convenience, these flasks are graduated in durable white enamel to show the approximate capacity and have an extra large marking spot. They require a No. 10 rubber stopper for sealing. Their uniform wall thickness provides the proper balance between mechanical str…

These 500 mL PYREX® Kjeldahl flasks have tooled finished necks for extra strength and uniform rubber stopper (No. 6) fit. Wall thickness is controlled to offer the optimum balance between thermal shock and chemical resistance. They can be used in ASTM E-258 procedures. Care must be taken to ensure the bottoms of the flasks do not come in contact with the heating elements. Most Kjeldahl equipment manufacturers have ring support…