Ask a research-administration question
Answers are drawn from CASRAI and the rest of the CASRAI corpus, with a link to every source.
Answers are AI-generated from CASRAI’s own published pages and can be wrong, so check the linked sources before relying on one; your question is logged without personal data — never sold, never used to train a third-party model — to show us what CASRAI is missing, so please do not type personal or confidential details. How we use this
CASRAI is the reference for research administration — bookmark it for the next question.

USA Lab
SH Scientific Receiving Flask for 20L & 50L Rotary Evaporator
$500.00 - $540.00
In stockPrice varies by Size.
Receiving flask in thick-walled GG-17 glass for 20 L and 50 L rotary evaporators, in 10 L and 20 L sizes. Vacuum ports differ from the rotovaps.
Choose Size to continue.
Buying through procurement?
Generate a formal quotation for 1 × this item, plus our W-9 — everything your finance department needs to raise a purchase order.
Choose Size to continue.
Description
Receiving Flask fits a 20L & 50L Rotary Evaporator Systems. The flask is constructed with thick walled GG-17 glass for maximum durability and heat resistance.
*Flask has different vacuum ports than the 20L & 50L Rotovap*
Specifications
Model
USARE20RF
USARE50RF
Glass Volume
10L
20L
Main Connection
#60
#60
Vacuum Connection
2x #50
2x #50
Bottom Connection
#50
#50
Frequently asked questions
What sizes are available?+
10 L (for a 20 L rotovap) and 20 L (for a 50 L rotovap).
What are the connections?+
Both use a #60 main connection, two × #50 vacuum connections and a #50 bottom connection.
Will it fit a USA Lab rotovap?+
The product data warns that this flask has different vacuum ports from the USA Lab 20 L and 50 L rotovaps. Check the port pattern before ordering.











