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Section 5.13 Title: Using the Rotary Evaporator Revision ...

1. To begin, choose a bump trap of appropriate joint size based on the flask you intend to use. Secure this trap to the rotovap using the spring-loaded metal clamp shown in the picture. Do not use any grease on these joints. 2. Attach your flask to the trap using the appropriately sized Keck clamp. NOTE: This rotovap is equipped to handle round-

Chapter 14: Solvent Removal

14.3 Rotary Evaporation Rotary evaporators, or rotovaps (Figure 14-1), are standard equipment in most organic chemistry research ... To prevent this, a bump trap is normally used. This blocks liquid from spouting directly upwards into the ... Attach your flask to the adapter with a yellow Keck clip. Using the handle, lower the core assembly

Rotary Evaporator Fact Sheet - UMass Amherst

6. Always use a cold trap in between the rotovap and the pump. Never use a liquid nitrogen to cool the trap as this can cause condensation of liquid oxygen. Empty the trap after each use. If a trap becomes clogged, immediately shut off the vacuum, disconnect the trap and e nsure it is open to atmosphere to prevent explosion. Allow the trap to ...

What is the purpose of using the rotary evaporator? - Lab ...

A rotary evaporator (or rotavap/rotovap) is a device used in chemical laboratories for the efficient and gentle removal of solvents from samples by evaporation. ... After filling the cold traps, you then have to attach a glass bump trap to prevent the solution from entering into the main part of the rotary evaporator. This is made firm by ...

Ace rotary evaporator bump trap -

Ace rotary evaporator bump trap. undefined. Synonyms: . CAS null. Molecular Weight null. Browse Ace rotary evaporator bump trap and related products at MilliporeSigma.

Evaporator Trap at Thomas Scientific

Adapters, Rotary Evaporator Bump Trap, Fritted, R200 and R205. Vapor tube/bump trap adapter is designed to be used with the Bchi R-200/205 rotary evaporators. This adapter combines a vapor tube adapter and a bump trap. Trap has an extra coarse fritted disc sealed between the lower inner joint and the top flange.

How does a Rotary Evaporator Remove Solvent? - Rotovap

Aug 09, 2019 Attach a glass “bump trap” to prevent any solution from entering the main part of the rotovap. Secure with a clip. Connect the flask and bump trap to the adaptation part with a clip. Lower the flask into the water bath, preventing the flask from disconnection. 2. Operation. The working process of rotary evaporator is a consecutive process ...

How Rotary Evaporator Bump Trap

Bump Trap, 100mL, Rotary Evaporator, Modified, 24/40 Top Outer, 14/20 Lower Inner. Trap provides expanded volume for reactions that have a tendency to foam excessively. The inner vapor tube is sealed to the top of the trap to prevent entry into the condenser. Traps have a 24/40 top outer joint and the listed size of lower inner joint.

Rotary Traps Fisher Scientific

Bump Trap, 500mL, Rotary Evaporator, 24/40 Top Outer, 24/40 Lower Inner. Used between the vapor tube and evaporation flask on a rotary evaporator to prevent contents of the flask from being drawn into the condenser in the event of “bumping.” Traps have a 24/40 top outer joint and the listed size of lower inner joint.

Bump Trap for Being Rotary Evaporators -

Contact Us. Thanks for your interest in the Bump Trap for Being Rotary Evaporators! We'll get back to you as soon as we can. We apologize, something went wrong. Please try again later or contact us at [email protected] Your Name Please enter your name. Email Please enter a valid email address Receive exclusive promotions by email.

Rotary evaporator bump trap Sigma-Aldrich

Find rotary evaporator bump trap and related products for scientific research at MilliporeSigma. Products. US EN. Products. Applications Products Services Support. Advanced Search. Structure Search. Search Within. Products Building Blocks Explorer Technical Documents Site Content Papers Genes. Shipping. Ships Today (31) Brand.

An Overview of Rotary Evaporation - USA Lab

Jan 16, 2020 After doing so, attach the flask and bump trap to the adapter portion of the rotary evaporator and secure it with a Keck clip. This feature will prevent your solution from entering the main part of the rotary evaporator. The last preparatory step is to lower the flask into the water bath using the joystick knob on the rotary evaporator.

Evaporation Extraction

Jan 29, 2021 Adding to that, a vacuum pump or aspirator is required to be attached along with a round bottom flask and bump trap which contains the sample that is to be concentrated. A commonly used device, a rotary evaporator is used by chemical laboratories for gentle and efficient removal of the volatile solvents from samples via evaporation.

Rotary Evaporation in the Kitchen - Cooking Issues

May 19, 2009 I didn€™t have a rotary evaporator so I just attached a bain-marie to a cold-trap/chiller and a refrigeration vacuum pump (see photo). ... There is something called a bump-flask, which fits between the evaporation flask and the vapor duct, which can prevent small boil-overs from contaminating your rig, but they don€™t fit on our ...

Bump Trap 500mL Rotary Evaporator ... - -

Product information: Bump Trap 500mL Rotary Evaporator Modified 24 40 Top Outer 24 40 Lower Inner - Gentaur.com - Product info. Bump Trap, 500mL, Rotary Evaporator, Modified, 24/40 Top Outer, 24/40 Lower Inner. Catalog number. CG-1321-09. Supplier. Chemglass. Price. 283.04 USD. Size.

Rotary Evaporation to Remove Solvent Protocol

Rotary evaporation is a technique most commonly used in organic chemistry to remove a solvent from a higher-boiling point compound of interest. The rotary evaporator, or rotovap, was invented in 1950 by the chemist Lyman C. Craig. ... Attach a glass bump trap to prevent the solution from entering the main section of the rotovap. Secure with a ...

Bump Trap 250mL Rotary Evaporator Modified 24 ...

ROTARY EVAPORATOR BUMP TRAPS, MODIFIED Trap provides expanded volume for reactions that have a tendency to foam excessively. The inner vapor tube is sealed to the top of the trap to prevent entry into the condenser. Traps have a 24/40 top outer joint and the listed size of lower inner joint. CG-1322 Bump Traps are available Plastic Coated.

Chemglass CG-1321-06 Rotary Evaporator Modified Bump Trap ...

Similar to cg-1320, but with the addition of two 4mm drain holes at the base of the inner tube to allow solvent to drain back into the evaporation flask. Traps have a 24/40 top outer joint and the listed size of lower inner joint.

Rotary Evaporator (Rotovap) - Dartmouth College

The rotary evaporator is the method of choice for solvent removal in the modern organic laboratory. The solvents or low boiling compounds are removed by a simple distillation. ... The rotovap should be turned on and the trap cooled. If this is not the case, ask your TA for assistance. 1. Attach your flask to the bump guard of the rotovap using ...

Ice Build Up On Rotovap Trap -

Title: Rotary Evaporator Page 1 of 6 ROTARY EVAPORATOR. 14. Ensure that there is solid dry ice visible in the trap at all times. Operation 1. Fit your sample to a bump trap of the appropriate size and attach with a keck clip 2. Attach sample-trap apparatus to the rotary unit, and secure to the rotary unit with the metal clip. 3.

Evaporator Bump Trap Anti

Trap provides expanded volume for reactions that have a tendency to foam excessively. The inner vapor tube is sealed to the top to prevent entry into the condenser., TLG CS-A0272250 Rotary, Evaporator, Bump Trap Anti Climb, Top Joint …

Rotary Evaporator Trap at Thomas Scientific

Vapor tube/bump trap adapter is designed to be used with the Bchi R-200/205 rotary evaporators. This adapter combines a vapor tube adapter and a bump trap. Trap has an extra coarse fritted disc sealed between the lower inner joint and the top flange. Adapters have a 50mm OD top flange….

Experiment #9: Rotary evaporation Flashcards Quizlet

Why is the flask spinned in rotary evaporation? When a flaks is filled, it can cause bumping which causes the material to go onto the bump trap that requires cleaning with the solvent used that makes the process longer and more use of solvents.

Standard Operating Procedure Task: Rotary Evaporation

• A rotary evaporator (“rotovap”) is used to remove solvent from a sample in a round bottom flask or vial by boiling off the solvent under reduced pressure. Heating the ... Attach the bump (splash) trap to the joint on the rotator of the rotovap using a clip; then connect your round-bottom flask to the bump trap using a second clip.

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