rotary evaporator for asphalt

Rotavapor® R-100 | Buchi

2022-4-2 · Economical evaporation. The Rotavapor® R-100 is an entry-level rotary evaporator that meets the essential needs in economical evaporation and is developed according to BUCHI’s high-quality standards. Evaporating flask size: 50 - 4000 mL. Lift mechanism: Manual.

Rotary Evaporator

A rotary evaporator (sometimes abbreviated to rotavap) is a piece of equipment primarily used to remove solvent from a sample through “evaporation under reduced pressure”. The presence of reduced pressure in the apparatus causes the solvent (in the round bottom flask) to boil at a lower temperature than normal.

Trichloroethylene as Extraction Solvent for Bitumen in

In addition to the asphalt analyzer and the rotary evaporator, this also includes the bitumen washing machine and the dry box. Containers with fresh as well as used Trichloroethylene must be stored in accordance to the specifiions of TRGS 510 “Storage of hazardous substances in non-stationary containers“.

Rotary Evaporator - rotary vacuum evaporator Latest Price

Find here Rotary Evaporator, rotary vacuum evaporator manufacturers, suppliers & exporters in India. Get contact details & address of companies manufacturing and supplying Rotary Evaporator, rotary vacuum evaporator, Rotavapour across India.

Standard Operating Procedure - Rotary Evaporator

2012-4-3 · Rotary Evaporator in the P.O.W.E.R. Laboratory Elliot Sepos, April 2012 Description of Process Some chemical procedures require a quick and effective separation of substances through evaporation. The Rotary Evaporator is a tool which puts the separable substance under vacuum and heats evenly through a spinning motion, causing one component to

Rotary Evaporator System | Products & Suppliers

Description: 1.1 This practice is intended to recover asphalt from a solvent using the rotary evaporator to ensure that changes in the asphalt properties during the recovery process are minimized. 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard

Rotary Evaporator for Chemistry & Industries | …

The liquid to be processed in the rotary evaporator is either charged batch wise by gravity, by a pump or sucked-in by vacuum into the evaporation flask. During the evaporation process further feed can be added by means of a pump, …

ASTM-D7906 | Standard Practice for Recovery of Asphalt

1.1 This practice is intended to be used to recover asphalt from a solvent using the rotary evaporator to ensure that changes in the asphalt properties during the recovery process are minimized. 1.2 Units— The values stated in SI units are to be regarded as standard.

Influence of ageing on the properties of bitumen from

2015-8-15 · In this second step, the cups with bitumen, toluene and fines rotate at 3000 rpm for 10 min and the sediments remained in the bottom of the cups. Finally, in a third step, UNE-EN 12697-3 indies that a rotary evaporator (Büchi Rotavapor R-205) ensures the evaporation and condensation of the toluene and its separation from the bitumen.

Rotary evaporator. | Download Scientific Diagram

Download scientific diagram | Rotary evaporator. from publiion: Research on High-RAP Asphalt Mixtures with Rejuvenators – Phase II | A previous study by the authors have demonstrated

Extraction Using Rotary Evaporator

Rotary evaporation is a technique commonly used in organic chemistry to remove a volatile solvent from a non-volatile compound of interest. Invented by Lyman C. Craig in 1950 the rotary evaporator, or rotovap, gently removes solvents from compounds using heat coined with reduced pressure to evaporate, dry, and purify samples for further

APPENDIX 7 : How to use the rotary evaporator

2016-7-5 · 12 Support the flask with your hand while you vent the rotary evaporator by turning the stopcock at the top of the rotary evaporator. If your flask contains a fine solid, you should vent slowly to prevent the solid from being sprayed around the flask (or indeed the whole rotary evaporator). 13 Turn off the rotation and remove the flask.

Rotary Evaporator Overview - Lab Instrument Manufacturer

Rotary evaporator, which is also called rotovap, is mainly a laboratory common equipment consisting of: motor, distillation flask, heating pot, condenser tube and other parts. 1. The evaporation flask is an eggplant-shaped or round-bottomed flask with a standard grinding mouth connection. The reflux serpentine condenser tube is connected to a

RECOVERY OF ASPHALT FROM SOLUTION BY ABSON …

2020-4-17 · RECOVERY OF ASPHALT FROM SOLUTION BY ABSON OR ROTARY EVAPORATOR LS-284 R33 Page 1 of 9 3. APPARATUS 3.1 EXTRACTION 3.1.1 EXTRACTOR: Electrically operated, equipment with an electronic panel to provide accurate speed control from at least 1500 rpm up to 3600 rpm; complete with a minimum 3000 g capacity bowl, filter

Asphalt Binder Recovery System Utilizing the Rotary …

Download scientific diagram | Asphalt Binder Recovery System Utilizing the Rotary Evaporator from publiion: SUMMARY OF ASPHALT BINDER EXTRACTION AND RECOVERY PROCEDURES | This work is a part of

Automatic Closed-system Asphalt Analyzer

2020-10-20 · rotary evaporator to recover a bitumen sample for other tests. The clean distilled solvent is recycled for other extractions. The analyzer shall be connected to a suitable water cooling unit to feed the three different cooling coils of the apparatus. For separation and extraction of bitumen, filler and aggregates from asphalt samples

Rotary Evaporator - MRC- Lab

A rotary evaporator is a device used in chemical laboratories for the efficient and gentle removal of solvents from samples by evaporation. Rotary evaporators are also used in molecular cooking for the preparation of distillates and extracts. …

Rotary Evaporator for Chemistry & Industries | …

The liquid to be processed in the rotary evaporator is either charged batch wise by gravity, by a pump or sucked-in by vacuum into the evaporation flask. During the evaporation process further feed can be added by means of a pump, …

What are Appliions of a Rotary Evaporator? - Rotovap

2019-12-20 · rotary evaporator What is a Rotary Evaporator? A rotary evaporator is an indispensable equipment for the processes of evaporation, concentration, crystallization, drying, separation, and solvent recovery in many fields, and it is mainly used for continuous distillation of large amounts of volatile solvents under reduced pressure. It can be said that a rotary …

CEN - EN 12697-3 - Bituminous mixtures - Test methods

2013-5-1 · Bituminous mixtures - Test methods for hot mix asphalt - Part 3: Bitumen recovery: Rotary evaporator This document describes a test method for the recovery of soluble bitumen from bituminous mixtures used in road, airfield or similar pavements in a …

Rotatory Evaporator Working Principle - Rotary …

2022-4-4 · A rotavap is an instrument in chemical laboratories used for the effective separation of solvents from given samples via distillation.The device is also used in molecular cooking to prepare extracts and distillates. To understand the working principle of rotary evaporator, we have to know the components consisting of a complete rotavap.

Rotary Evaporator for Binder Recovery | Controls Group

During operation, the solution of solvent and asphalt (bitumen) from a prior extraction is distilled by partially immersing the rotating distillation flask of the rotary evaporator apparatus, in a heating oil bath while the solution is subjected to high vacuum with fine regulation of pressure (up to ±0.1 kPa) according to EN 12697-3 or to

Rotary Evaporator | Rotavapor | Rotavap | Rotary Evaporators

RE-2 rotary evaporator is designed for purifiion and distillation tests. It rotates and shapes a thin film in negative pressure conditions by heating and condensing. The waste solvent is collected in a separate container which can be reused later. Through our RE-2 rotary evaporator, products can be transformed into system devices.

) and/or Reclaimed Asphalt Shingles

2020-6-24 · type of asphalt binder selected for the mix, and the consistency of the RAP and/or RAS stockpile. REFERENCE DOCUMENTS: D5404 Recovery of Asphalt from Solution Using the Rotary Evaporator T2 Sampling of Aggregates T11 Materials Finer than 75 µm (No. 200) Sieve in Mineral Aggregates by Washing

Rotary Evaporator Uses - The Purpose of Rotary …

2022-4-3 · RE-501 Rotary Evaporator. A rotary evaporator is a device that aids in removing solvents from samples through evaporation; the device is often used in chemical laboratories. The primary purpose of distillation is separating a particular mixture into components that are based on their respective volatilities via evaporation and condensation.

ASTM-D7906 | Standard Practice for Recovery of Asphalt

1.1 This practice is intended to be used to recover asphalt from a solvent using the rotary evaporator to ensure that changes in the asphalt properties during the recovery process are minimized. 1.2 Units— The values stated in SI units are to be regarded as standard.

Recovered Asphalt Testing Three Challenges Users Must …

2020-7-4 · Asphalt Mix Extraction Fines Removal Recovery Recovered Asphalt Cement Rotary Evaporator SHRP Extractor At the recovery stage, a precaution is to avoid the use of Abson. This has been shown the leave residual solvent in the recovered asphalt. Rotary Evaporator is less likely to leave residual solvent.

Rotary Evaporator Procedure / Process - Rotovap - WKIE …

2022-4-1 · A rotary evaporator is an electronic device used in most chemical laboratories to remove solvents from samples by evaporations. It is otherwise called Rotavap and its invention is traced back to Lyman C. Craig. Besides, rotary evaporators are used in molecular cooking during the preparations of distillates and extracts. If you have just acquired a new rotary evaporator …