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How Rotovap Bump Trap

How Rotovap Bump Trap

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-

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Chapter 14: Solvent Removal

Chapter 14: Solvent Removal

2. Prepare the rotovap. Using the handle, raise up the core part of the rotovap assembly. If the solvent trap is more than half-full, detach it and empty it into the organic waste. Check that the rotovap’s bump trap and adapter are clean. If the sample will become a free-flowing powder after the solvent is removed (for instance, if you are

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Standard Operating Procedure Task: Rotary Evaporation

Standard Operating Procedure Task: Rotary Evaporation

4. 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. Do no use grease on the rotovap joints. The clean ground glass joint connections will make an adequate seal and avoid getting grease in your samples. 5.

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Rotary Evaporator Fact Sheet - UMass Amherst

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 ...

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Rotary Traps Fisher Scientific

Rotary Traps Fisher Scientific

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.

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Home Environmental Health Safety UCI

Home Environmental Health Safety UCI

Connect the bump trap to the rotovap and secure with the metal clip or a keck clip depending on the model of rotovap (pictured below). The bump trap should be kept clean, it provides a receptacle in case the solution splashes or boils beyond the flask. A clean bump trap can allow for recovery of any solution that “bumps”.

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Bumping The Rotovap

Bumping The Rotovap

disassembled. The bump traps may be kept in alternative locations (i.e. drying rack or drawer) to avoid breakage. 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. Get ...

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Rotovap Distillation: What Is A Rotary Evaporator? -

Rotovap Distillation: What Is A Rotary Evaporator? -

Jul 21, 2017 A rotary evaporator or rotovap is an essential tool in a processing facility. Its primary use is in the recovery of ethanol after a winterization or extraction process. Although we’ll be focusing on how a rotovap operates during a basic ethanol recovery, know that it can be applied in the recovery of many other solvents that are compatible ...

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How to Minimize Bumping and Foaming Blog

How to Minimize Bumping and Foaming Blog

Jun 26, 2017 For bumping you can add agents, such as boiling chips, which make the boiling more uniform. To prevent contamination and sample loss from bumping or foaming, a bump trap or a foam brake can be installed. This secondary flask will collect your sample if it bumps or foams over, avoiding product loss and a contaminated rotovap.

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ROTARY EVAPORATOR BUMP TRAPS - Chemglass

ROTARY EVAPORATOR BUMP TRAPS - Chemglass

ROTARY EVAPORATOR BUMP TRAPS. 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 Traps are available Plastic Coated.

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BUMP TRAPS - VWR International

BUMP TRAPS - VWR International

the flask and vapor duct, isolating solvents from contacting the condenser and receiving flask. The bump trap will contain any foam, splashes, or bumped solvents in the bulb which then can easily be returned to the flask. All bump traps are made of heavy wall borosilicate glass with high-quality, durable, reinforced standard taper joints. Anti ...

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Rotovap - Dartmouth College

Rotovap - Dartmouth College

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 a Keck clip. The flask should not be more than half full of liquid. Notice that the Keck clip has larger and smaller sides to accommodate the larger neck of the round bottom flask ...

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Lab Glassware - Bump Trap 24 40 - Trout Underground

Lab Glassware - Bump Trap 24 40 - Trout Underground

This listing is for a Chemglass Rotovap bump trap. 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 24/40 lower inner joint. Used. Excellent condition. If not satisfied for ANY reason.

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48-hour idling test machine before leaving the factory. You can take the materials to the factory test machine. We will customize the solution according to your needs.

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