/paramyotone292765.html,Chemical,$1673,Welch,Resistant,,Diaphragm,,parcelaspuconlagotinquilco.cl,Industrial Scientific , Lab Scientific Products , Lab Instruments Equipment,2.,Oil-Free,70LPM,,2047B-01 /paramyotone292765.html,Chemical,$1673,Welch,Resistant,,Diaphragm,,parcelaspuconlagotinquilco.cl,Industrial Scientific , Lab Scientific Products , Lab Instruments Equipment,2.,Oil-Free,70LPM,,2047B-01 $1673 Welch 2047B-01 Oil-Free Diaphragm, Chemical Resistant, 70LPM, 2. Industrial Scientific Lab Scientific Products Lab Instruments Equipment Welch 2047B-01 Oil-Free Diaphragm 2. Chemical Virginia Beach Mall 70LPM Resistant $1673 Welch 2047B-01 Oil-Free Diaphragm, Chemical Resistant, 70LPM, 2. Industrial Scientific Lab Scientific Products Lab Instruments Equipment Welch 2047B-01 Oil-Free Diaphragm 2. Chemical Virginia Beach Mall 70LPM Resistant

Welch 2047B-01 Oil-Free Super beauty product restock quality top! Diaphragm 2. Chemical Virginia Beach Mall 70LPM Resistant

Welch 2047B-01 Oil-Free Diaphragm, Chemical Resistant, 70LPM, 2.


Welch 2047B-01 Oil-Free Diaphragm, Chemical Resistant, 70LPM, 2.


Product description

WELCH 2047B-01 Dry Fast Oil-Free Diaphragm Vacuum Pump * WELCH 331030-5 vacuum hose, thick-wall red rubber 3/8” ID X 10 feet included!! Welch DryFast PTFE Diaphragm Vacuum Pumps enable precise vacuum control for organic evaporations with exclusive Advanced Vapor Management (AVM). Oil-Free, portable, chemical resistant, dual head diaphragm design simplifies maintenance. Compact, lightweight PTFE diaphragm vacuum pump is oil-free, low maintenance and can be used in solvent and/or corrosive fume applications. This DryFast(R) model features an adjustable vacuum and is suitable for higher gas flow applications. Ideal for rotary evaporator up to 50 L capacity and strip ethanol at fastest rate at 35°C, Water at 45°C. Product Details Built in vacuum controller is user-friendly, precise and steady Chemical Resistant Oil-Free Tuneable Vacuum Suggested Applications Aspiration Replace House Vacuum Rotary Evaporator Solvent Degas HP 1/5 hp, Displacement 2.5 cfm Ultimate Pressure Torr 35, End Vacuum 28.5 in Hg NPT Inlet 1/4 in, Tube Inside Dia. 1/4 in Outlet Size 1/4 in Hose Barb Voltage 115, 60 Hz, 1 Phase, Amps AC 1.3 Length 13 13/16 in, Height 8 13/16 in, Width 6 13/16 in, Weight 21.25 lb Motor Type IP21, RPM 1,725 RPM, Max. dBA 56

Welch 2047B-01 Oil-Free Diaphragm, Chemical Resistant, 70LPM, 2.

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Federal regulators have banned swimming with Hawaii's spinner dolphins to protect the nocturnal animals from people. Swimming with dolphins is a popular tourist activity in Hawaii. NOAA Fisheries via AP hide caption

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NOAA Fisheries via AP

Swimming With Hawaii's Spinner Dolphins Is A Popular Tourist Activity. Now It's Banned

Federal regulators moved to protect the animals from people seeking close encounters with the species. The new rule applies to boats, canoes, stand-up paddleboards, drones or other objects.

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Peter Foley/Bloomberg via Getty Images

Despite The Pandemic, Why Some Retailers Are Going All In On Malls

With the pandemic shutting down in-person life, thousands of retail stores closed up shop. But, some retailers see an opportunity for growth by moving into American malls. Let's go to the mall.

All In On Malls

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Colombian singer Camilo is up for album of the year, song the year and record of the year across 10 nominations for the Latin Grammys. Xavi Torrent/Redferns/Getty Images hide caption

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Xavi Torrent/Redferns/Getty Images

The Latin Grammys Kick Off A New Era With Nominations That Favor A Wider Range Of Music

Colombian singer Camilo was the stand-out artist this year, garnering 10 nominations for headlining awards like album and song of the year. But reggaeton — despite its artistic and commercial success worldwide — had a poor showing.


Secretary of Commerce Gina Raimondo, pictured in June, is outlining her economic agenda. One goal is to increase U.S. semiconductor manufacturing. Drew Angerer/Getty Images hide caption

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Drew Angerer/Getty Images

Commerce Secretary Gina Raimondo Calls For The U.S. To Counter China's Economic Power

The Chinese government is blocking its airlines from buying Boeing airplanes, Raimondo said. She criticized Beijing for its trade barriers and is pushing for more investment in U.S. manufacturing.

Wild boars eat garbage near trash bins in Rome on Sept. 24. They have become a daily sight, as families of wild boars trot down the city streets, sticking their snouts in the garbage looking for food. Gregorio Borgia/AP hide caption

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Gregorio Borgia/AP

Packs Of Ravenous Wild Boars Are Ransacking Rome

Entire families of wild boars have become a daily sight in Rome, as groups of 10-30 beasts emerge from nearby parks to trot down city streets in search of food in Rome's overflowing trash bins.

This photo shows Margie and Don Varnadoe attending a December 2020 Christmas party. The husband and wife from St. Simons Island, Ga., were among three people killed when an Amtrak train derailed in Montana on Sept. 25. AP hide caption

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They Were Marking Their 50th Anniversary With A Vacation. Then The Train They Were Riding Derailed

"If you want an example of how to treat people, Don and Margie [Varnadoe] were them," his boss says. In addition to the couple, a 28-year-old Illinois man died when the train crashed in Montana.

Soul Train made its national television premiere 50 years ago, in October 1971. Blake Cale for NPR hide caption

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Blake Cale for NPR

It's Been a Minute with Sam Sanders

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There Was Nothing Like 'Soul Train' On TV. There's Never Been Anything Like It Since

After Soul Train was first nationally syndicated in October 1971, it became an iconic Black music and dance show — a party every weekend that anyone could join from their living room.

The COVID-19 vaccine from Johnson & Johnson was a one-shot regime. But data shows that people who got the shot may have waning immunity, and some doctors say a second shot would be a good idea. Stephen Zenner/Getty Images hide caption

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Stephen Zenner/Getty Images

For People Who Got The J&J Vaccine, Some Doctors Are Advising Boosters ASAP

Boosters are available for higher-risk people who got the Pfizer vaccine. But what about people who got the one-shot Johnson & Johnson? Some doctors say they need an extra shot even more urgently.



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