Heavy glass with side tubulation for tubing Sizes 25 mL through 4000 mL Designed from Federal Specifications NNN-F-240 Scale indicates approximate volumes Flasks are fabricated from molded heavy wall for strength and have a beaded bottom surface that prevents scratching and…

Available with markings in four colors, the KIMAX® Colorware flasks are brighter in appearance than traditional glassware with white markings. These flasks are also commonly used to help reduce cross-contamination and for easy identification of glassware between labs. All flasks…

NIST Traceable Barrel-shaped glass stopper Meets ASTM Standard E 694 and E 288 Designed from Federal Specification NNN-F-289, Type 1, Class A Serial number, marking spot and stopper

Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are angled Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

KIMAX® apparatus used in general purpose distillation and phenol distillation. Flask has a flat bottom and a distillation head with a 19/38 joint Supplied with a Standard Taper stopper Condenser is Graham-style, having a 200 mm jacket with a 19/38 joint at the top only For…

Kontes™ flask with three angle necks for heating, stirring and solvent stripping without impairing ease of liquid and solid transfer. Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are angled Manufactured from 33 expansion, low extractable…

KIMAX® heavy wall filter flasks have a quick-release connector designed as a safety feature Hose barb accommodates 1/4 inch ID tubing Tubing can remain permanently attached since the opposite end is designed to be easily assembled via a positive threaded seal Proper positioning of…

Clear Glass With PE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard stir bars …

500mL Flask, 24/40 Top, 19/22 Bottom

Calibrated both "to contain" and "to deliver" (top line). Graduation rings and marking spot are blasted onto glass. ground glass stopper is supplied with the flask. Designed from ASTM Specification E288, Class A unserialized requirements. Replacement ground glass stopper is…

KIMAX flask with a graduation ring blasted through a vertical stripe on the neck. Contrast between the blasted line and the deep amber background provides legibility without coloring of the graduation line. Calibrated to contain.  ground glass stopper is supplied with the flask. Designed from…

This Mojonnier flask with a threaded opening is a modified design of our standard Mojonnier flask with stopper joint. This version has a 24-410 GPI thread and is supplied with a black phenolic cap with PTFE-faced white rubber liner (45066C-24410).

Range of sizes: 50 mL , 125 mL , 250 mL , 500 mL and 1,000 mL An assortment of popular size Erlenmeyer flasks that are ideal for those who need a variety of Erlenmeyers, but have limited lab space or glassware needs.

Detachable autoclavable plastic sidearm designed to accept 5/16" ID flexible tubing (US Patent 3,268,300) Sidearm has two ears to provide a finger grip for easy insertion into a neoprene grommet by turning the plastic piece Opening in the sidearm is larger at the flask end to hold a…

Single long neck flask with a Standard Taper outer joint Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

KIMAX flask with a graduation ring blasted on the neck. Calibrated to contain. With a marking spot ground glass stopper is supplied. Mixing bulb in the neck, between the stopper and capacity ring, contains Approximately one tenth of the capacity of the body to aid in dissolving or mixing the…

KIMAX flask with a full-length standard taper ground glass neck finish. Designed from ASTM Specification E1404, Type II, Class 1 requirements.

ValueWare® wide-mouth Erlenmeyer flask made from heavy-duty KIMAX® KG-33 glass Features a tooled and reinforced top with a rounded finish; body has sturdy walls and long tapered outside contour Durable, white, ceramic enamel scales; for measuring and mixing solutions Glass meets…

RAY-SORB® processed to protect materials sensitive to the light of shorter wavelengths Less than 1% transmission below 400 nm and approximately 5% transmission from 400-600 nm Pipet access is easy with wide-mouth volumetric flasks Superior strength, durability and safety provided by…

Clear Glass With PTFE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard stir bars …

KIMAX distilling flask. The sidearm tube is sealed at an angle of 75 º from the neck and is 137 ± 3 mm from the bottom of the flask. It is designed from ASTM Specification E133 and intended for use in ASTM D86, D233, D801, and D802.

These KIMAX® Erlenmeyer flasks have large opening, GL 45 thread closures to make filling easier and provide tight seals during storage. Flasks come with blue polypropylene caps and clear seal rings Marking spots and scales are durable white ceramic enamel Manufactured from 33…

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

Used for metabolic studies of biological materials. Particularly useful in measuring C ₁₄ O ₂ yields following incubation. Also suitable for in vitro incubations, insulin bio-assays, persulfate oxidations, and the “distillation” of any volatile acid or base. …

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

Calibrated to contain Designed from Federal Specification NNN-F-289, Type I, Class A and ASTM Standard E 288 Square body, which permits closer packing on shelves 25 to 35% less area than conventional flasks of similar capacities With marking spot and solid stopper

KIMAX® boiling flask with a short Standard Taper joint neck. Designed from ASTM Specification E1403, Type I, Class IV requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use.…

RAY-SORB Processed Glass with PE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with…

KIMAX flask is permanently marked with an individual serial number and is supplied with a Certificate of Graduation Accuracy. Graduation ring is blasted on the neck. Calibrated "to contain", flasks are supplied with a marking spot and a standard taper glass stopper. Designed from ASTM…

Tooled, heavy-duty top finish Tops are of carefully controlled diameter Scale indicates approximate volume Thick walled body with tapered contour to minimize chipping