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(ECCN) and Export Administration Regulation (EAR99)

(ECCN) and Export Administration Regulation (EAR99)

An ECCN (short for Export Control Classification Number), is a designation that an item, which can be a tangible or intangible (i.e., software or technology), is controlled because of its specific performance characteristics, qualities, or designed-end use. Unlike an EAR99 designation, which is a broad basket category, an ECCN is much more ...

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Expt 6 - Alkyne Hydration - Chemistry 350 - WSU Fall 2014

Expt 6 - Alkyne Hydration - Chemistry 350 - WSU Fall 2014

An internal fiber optic temperature probe will be used to bring the reaction solutions to a temperature between 150 and 175 C and held at that temperature for 10-30 min then cooled for 10 min to a temperature of approx 80 C. ... The instructor or TA will assist you with the operation of the rotovap. 9. Determine the yield and obtain the 1 ...

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Lyophilization evaporation or concentration: Which is best ... - Labconco

Lyophilization evaporation or concentration: Which is best ... - Labconco

Aug 25, 2016 Lyophilization, evaporation and concentration cause liquid or solid molecules to undergo phase changes, resulting in aqueous or solvent molecules leaving the sample as a vapor. The main force that drives the phase change is heat energy. The best evaporation method for a sample is mainly determined by how much heat the sample can withstand.

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BCHI Labortechnik

BCHI Labortechnik

BUCHI NIR-Online launches a new sensor for essential process control. 2021 Jul. 12. Flawil, Switzerland, July 12, 2021 – With the launch of the NIR-Online X-Sential™, BCHI Labortechnik AG introduces a new process sensor that takes advantage of more than 15 years of in-the-field experience with process NIR technology and applicati

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Buchi Rotary Evaporator Labx

Buchi Rotary Evaporator Labx

Buchi Rotary Evaporator. Buchi offers dedicated solutions for laboratory rotary evaporation whether you operate in RD or quality control. Based on their vast experience and knowledge they offer tailor-made solutions to cover a wide range of distinct needs to achieve desired results.

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Buchi R-300 Evaporator from $358.20/mo - KWIPPED

Buchi R-300 Evaporator from $358.20/mo - KWIPPED

Convenient and efficient rotary evaporation. The R-300 meets the highest expectations in convenience and versatility. Its modular design allows extension of the Rotavapor R-300 to a fully integrated system where a central interface regulates each component. Convenient. Comfortable flask and vapor duct removal thanks to easy to use Combi-Clip.

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Why is methanol less soluble in hexane than Pentanol ...

Why is methanol less soluble in hexane than Pentanol ...

Feb 03, 2019 What happens when you mix hexane and methanol? Methanol contains a polar hydroxyl group which can undergo hydrogen bonding with the solvent water thus solvation can take place easily and thus methanol gets dissolved in water. but hexane is a non polar molecule it can not undergo solvation thus methanol is soluble in water where as hexane does not.

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Rotary Evaporators for sale -

Rotary Evaporators for sale -

Fiber Optic Illuminators/Light Sources; Fundus Cameras; Gel Electrophoresis Systems; Heating Mantles; Hyperbaric Chambers; Insufflators; Intraoral Cameras; ... New 110V 5L Rotary Evaporator RotoVap RE-501 - 180C - 1 Year Warranty. $1,699.00. $206.51 shipping. 58 sold. Buchi HS Martin Borosilicate Glass Phase Separator DN25 Joints 550 MM 1619 ...

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Rotary Evaporators Fisher Scientific

Rotary Evaporators Fisher Scientific

Glass Fiber Filters and Prefilters; Membranes for Filtration; Syringe and Syringeless Filters; Water Testing and Environmental Analysis; Tubes Vials. Tubes and Vials. Centrifuge Tubes; Microcentrifuge Tubes; PCR Tubes; Test Tubes; Tube Racks and Storage; Autosampler Vials, Caps, and Closures; Cryogenic Storage Vials;

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Rotary Evaporator Automation - Tech Briefs

Rotary Evaporator Automation - Tech Briefs

Jun 06, 2014 The AutoFill module connects to the standard stopcock on the rotary evaporator and places a fiber optic (Teflon, quartz) inside the boiling flask for liquid sensing. The sensor can be set at a specific level to stop concentration when the last of the feed concentrate has dropped to a certain level, preventing over-concentration. ...

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Rotary Evaporators Fisher Scientific

Rotary Evaporators Fisher Scientific

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Buy Buchi Rotary Evaporator For Sale New Used Prices

Buy Buchi Rotary Evaporator For Sale New Used Prices

Price: CA$550.00. Condition: Not Specified. The Buchi B-481 digital heating bath is used for vacuumed solvent evaporation, regulated by bath temperature, distillation pressure, flask size, and rotation speed. The B-481 can be adjusted from 20 t ... Buchi B-465 Heated Water Bath for Rotary Evaporato.

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Buchi RE-111 Rotavapor and B-461 Water Bath - Price Specs

Buchi RE-111 Rotavapor and B-461 Water Bath - Price Specs

The Buchi / Brinkman Rotovapor RE-111 and Water Bath work well togather as a rotating evaporation system. Running at 110V, 50 / 60Hz, and 85W the motorized rotating evaporator works well. Also the manual rotavapor jack works well and is usable with other units. The water baths can be used as a stand alone unit, with tempurature ranges from 20 ...

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Shell Food For Less With A Wholesale ramie fiber extractor

Shell Food For Less With A Wholesale ramie fiber extractor

the primary use of a rotovap is to dry and purify samples for downstream applications. # More homogeneous distribution of temperature achieved in the heating bath and evaporation flask. ... Have a browse through these ramie fiber extractor listings and find out why so many buyers are cutting our the middle man and ordering their food processing ...

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RapidVap Vacuum Dry Evaporation Systems - Labconco

RapidVap Vacuum Dry Evaporation Systems - Labconco

The RapidVap Vacuum Evaporation Systems accommodate twelve different, interchangeable accessory sample blocks holding sample volumes from just a few milliliters to as large as 450 milliliters. As many as 110 each 12 or 13 mm tubes may be loaded at once. Additional blocks accommodate various tube types including conical centrifuge tubes and ...

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Clamp For Flask at Thomas Scientific

Clamp For Flask at Thomas Scientific

Thermo Scientific Nalgene. …Spring-loaded clamp holds funnel and stem together, yet allows easy access for retrieval and replacement of membrane. Clamp allows one-handed operation. Funnel may be used with any filtering flask or filter manifold which has a No. 8 rubber stopper with a 9/16” (15 mm) hole.

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Ventilated Enclosures Exhausters - Labconco

Ventilated Enclosures Exhausters - Labconco

This video shows how Labconco's airflow test lab is used to demonstrate the exclusive containment ability of our ventilated enclosures. Protector XStream Chemical Fume Hood. This video explains the key features of the Protector XStream Chemical Fume Hood from Labconco, yielding the greatest possible laboratory safety and lowest operating cost.

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Ventilated Enclosures Exhausters - Labconco

Ventilated Enclosures Exhausters - Labconco

Ventilated Enclosures Exhausters. Labconco offers the broadest selection of fume hoods and enclosures on the market. Ventilation products include fume hoods, ductless fume hoods, biological safety cabinets, clean benches, PCR enclosures, balance enclosures, nanotechnology enclosures and laboratory animal research stations.

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