Cold Finger

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Cold Finger
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  • Condenser, Cold Finger

    Ace Glass

    Cold Finger accessory for standard Allihn type condensers. This cold finger has a 24/40 inner joint that fits inside the condenser's upper outer joint and tube to provide added cooling ability and faster condensation. Fits into 5943, 5945, and 5946 con

  • Condenser, Cold Finger

    Ace Glass

    Cold Finger accessory for standard distilling heads and systems. This cold finger has an inner joint that fits inside the upper outer joint and tube to provide added cooling ability and faster condensation. Fits into 6606, 6609, and 6613 distillation h

  • Condenser, Cold Finger

    Ace Glass

    Jacket length is measured from the lower shoulder of the bulb to the bottom of the finger. Diameter of tube is 14mm. Used in 6472 Pilot Plant Reactor.

  • Micro Cold Finger Condensers

    Chemglass

    …to allow introduction of an inert gas such as nitrogen. Top hose connection is cooling inlet and middle hose connection is cooling outlet. Cold finger extends either 5mm or 13mm below the joint and is used on a flask with the listed joint size. Hose connection is 10mm at the largest serration.…

  • Cold Finger Condensers

    Chemglass

    Condenser has an inner joint and a sealed lower drip tip for drop control. Hose connections have an O.D. of 10mm at the middle serration.

  • PYREX® Replacement Cold Finger Condenser

    Corning

    This specially designed PYREX® cold finger condenser is a replacement part for the PYREX® Cyanide Distilling Apparatus (Thomas No. 0320A91)

  • Reflux Cold Finger Type Condenser

    Thomas®

    Of borosilicate glass All sizes have a flange on which they are suspended without use of stopper Total height of 6 3/4” Size A finger is 15 x 75 mm long; flange diameter 50 mm.

  • Condenser, Cold Finger, Adjustable, Micro

    Ace Glass

    Micro cold finger condenser with drip tip on bottom for directing drops into the well of 14/10 jointed 9576 or 9599 Hickman Stills. Cold water is introduced into cold finger periodically by means of a Pasteur pipet. Complete item consists of cold finger condenser and multi- purpose vacuum adapter…

  • Cold Finger, for 75mL Tube

    Hach

    Recommended accessory for BD-46 Block Digestor.

  • SYNTHWARE Cold Finger Condenser with Drip Tip

    Kemtech America

    Extended offset lower tip for drop control.

  • LN2 Cold Finger Threaded Solid Aluminum Cylinder

    PerkinElmer

    For use with ice water bath or LN2

  • PYREX® Cold Finger Condensers, with 24/40 Standard Taper Inner Joints

    Corning

    This simple PYREX® cold finger condenser, of relatively low efficiency, is often used to regulate refluxing by adjusting the flow of air or water through it (dephlegmation). The tubulation O.D. is approximately 10mm. This condenser has a 24/40 inner Standard Taper joint and is a replacement part…

  • CA Series Cold Traps

    Yamato

    Efficiently traps water vapor and toxic substances discharged from vacuum oven and rotary evaporator to protect the vacuum pump Features Excellent choice to extract acid and organic solvents with the optional glass condenser Efficiently reduces vapor inhalation amount to the vacuum…

  • Condenser, Finger, with Joint

    Ace Glass

    Cold finger condenser for use with our 7756 series Schlenk reaction vessels.

  • Condenser Size 22

    DWK Life Sciences (Kimble)

    …Condenser with hose connection sidearm. 45/50 bottom standard taper joint Ring-sealed inner condensing tube with inner drip joint and side outlet for drying tube Molded 190 mm inner cold finger Used primarily in reflux mode and Soxhlet extractions Fits tubing ID 3/8"

  • Condenser & Analytical Still Head Combined

    Ace Glass

    By closing stopcock, serves as a reflux condenser; open serves as a still head for Claisen type distillation. Top joint can be used for thermometer or cold finger condenser insertion. Side vent enables head to be used in vacuum distillation. Jacketed section 140mm.

  • Flow-Watchman Liq Flowmeter

    DWK Life Sciences (Kimble)

    …visible at a distance. Usable with water down to a flow range of approximately 100 mL/minute, which is adequate for even the smallest cold finger condensers. The upper flow limit is in excess of 1 liter/minute. Speed of ball rotation is a semi-quantitative measure of water flow. Unit operates…

  • Coil-Type Reflux Condensers with Two Upper Hose Barbs

    DWK Life Sciences (Kimble)

    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 283000 does not have a drip joint Two hose connectors at…

  • Distilling Head, Vacuum Type

    Ace Glass

    …With condenser on takeoff arm and 10/30 thermometer joint for 76mm immersion thermometer. Both column joint and receiver joint are 24/40. Finger condenser is approx. 20.3cm long with a 24/40 joint. Glass stopcocks are 3mm bore. For cold finger only, see 5960. Hose connections are size C & D.

  • Distilling Head, Vacuum Type

    Ace Glass

    …Both column joint and receiver joints are 24/40. Thermometer joint is 10/30 for 76 mm immersion 8315 thermometer. Finger condenser is approximately 20.3cm long with 24/40 joint. Newman type stopcock is 2mm bore; all others are 3mm. For cold finger only, see 5960. Hose connections are size C & D.

  • Sublimation Apparatus, Vacuum

    Ace Glass

    Large scale sublimation apparatus constructed of heavy wall glass. Will sublime 100gms of solid sample. Cold finger tube positions in center neck and is held by a plastic bushing to a threaded condenser flask. All joints are PTFE-Clad to eliminate the use of grease and still avoid freezing. Kettle…

  • Distillation Apparatus, Cyanide

    Ace Glass

    …fill tube which has a float valve for added protection against boil back. Jacketed still head is lengthened for efficient condensing. Head and cold finger have a 29/42 joint and #11 Ace-thred on side arm. Two #11 bushings hold the threaded adapter to still head. 10-20m frit, 19/22 trap joint, and…

  • High Efficiency Condensers

    Chemglass

    …design combines some of the best features for refluxing in a single condenser. Coolant, introduced into the upper hose connection, fills a large cold finger that is wrapped with coils. After the coolant travels through the coils, it enters the water jacket to maximize cooling surface along the vapor…

  • Gregar Extractor

    Chemglass

    …and/or channeling of solid samples normally associated with common soxhlet extractors. Complete extractor is supplied with extractor body, cold finger condenser, extra coarse extraction thimble, and solvent guide. The CG-1506-17, 24/40 250mL round bottom flask and auxiliary condenser (CG-1213…

  • Silicone Hand Protectors

    Bal Supply

    Silicone hand protector for safe handeling of hot objects to 500 degrees fahreheit and cold objects to -70 degrees fahrenheit Pockets for thumb and fingers fit every hand size Gripping surface studded for positive grip. tabs for hanging Size: 4 x 7.5 inches

  • Cyanide Distillation Apparatus

    DWK Life Sciences (Kimble)

    Midi- designed for 50 mL or less of aqueous samples where concentrations have exceeded calibration standards • Purge tube capacity: 50 mL For removing interfering substances in quantitative analysis of various industrial waste waters, saline and reagent grade water. Cyanide is released as…

  • Digestion Tubes

    Glastron

    …with volume mark or Lachat style with round or flat bottoms. Constricted style delivers maximum refluxing and speeds digestion. Lachat style has an expansion bulb that reduces surfactant foaming and volume markings at 20 and 50 mL.Cold finger condensers recover up to 99% of sulfuric acid fumes.

  • Anti-LIN28B (N-term) antibody produced in rabbit, Ig fraction of antiserum,…

    MilliporeSigma

    …regulator of developmental timing in the nematode Caenorhabditis elegans. Similar with lin-28 proteins, LIN28B conserves a cold shock domain and a pair of CCHC zinc finger domains. Phylogenetic analysis suggests that they might arise as a result of duplication from an ancestral gene. Overexpression…

  • Anti-LIN28B (center) antibody produced in rabbit, saturated ammonium sulfate …

    MilliporeSigma

    …regulator of developmental timing in the nematode Caenorhabditis elegans. Similar with lin-28 proteins, LIN28B conserves a cold shock domain and a pair of CCHC zinc finger domains. Phylogenetic analysis suggests that they might arise as a result of duplication from an ancestral gene. Overexpression…

  • Anti-LIN28B (C-term) antibody produced in rabbit, saturated ammonium sulfate …

    MilliporeSigma

    …regulator of developmental timing in the nematode Caenorhabditis elegans. Similar with lin-28 proteins, LIN28B conserves a cold shock domain and a pair of CCHC zinc finger domains. Phylogenetic analysis suggests that they might arise as a result of duplication from an ancestral gene. Overexpression…

  • WS180 Shaker

    Glas-Col

    …simultaneously, either screw-cap top or side arm flasks. Its two large finger clamps securely hold glassware up to 3 1/2” in diameter and 10 long. Shakers shaft bearing design allows this versatile shaker to operate in a cold room or an incubator. The unit’s base configuration prevents…

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