Vacuum line traps, Nitrogen supply requirements – Labconco RapidVap Vacuum, N2 and N2/48 Evaporation Systems 7910015 User Manual

Page 12

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8

Chapter 2: Prerequisites

Product Service Domestic 1-800-522-7658, International 816-333-8811


CAUTION: When selecting the
vacuum pump it is very important to
consider the flammability of the
solvents that will be used. If the
solvents are flammable, an explosion
proof vacuum pump is recommended.

Vacuum Line Traps


When using a mechanical pump which is not corrosion
resistant, a trap must be used in the vacuum line to
prevent damage from solvent vapors. This is most
often a condenser-type trap chilled with dry ice/acetone.
When evaporating acids, it is advisable to include a
soda lime acid trap in the vacuum line. This adds
additional protection for the pump.

Several components within the
RapidVap are made from stainless
steel and can be degraded if exposed
to acids. Before evaporating acids, be
sure to contact Labconco.


A moisture trap and radioisotope trap are also available.
When evaporating high boiling point solvents, a liquid
trap should be positioned between the RapidVap and
the vacuum pump to prevent liquid from entering the
pump. Refer to Appendix D: RapidVap Accessories for
ordering information.

Nitrogen Supply
Requirements


The 1/4" I.D. hose on the rear of the RapidVap N

2

must

be attached to a source of nitrogen or other suitable gas.
Pressure must NOT exceed 20 psi. A regulator must be
supplied by the user. The nitrogen supply must be
capable of 0.6 CFM flow rate for the 8 place RapidVap
N

2

. The RapidVap N

2

/48 requires a flow rate of 3.5

CFM. A suitable barb or compression fitting must be
supplied by the user.

N

!

!

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