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SigmaAldrich.com

20293367w    Rev 08/22 

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Quick Start Guide 

Immobilon

®

 NOW Transfer Membrane Dispenser

IMDISP

For information on using Immobilon

®

 transfer 

membrane, go to 

SigmaAldrich.com/Immobilon

.

The Immobilon

®

 NOW Dispenser facilitates  

rapid, precise measurement and cutting of  

transfer membranes to standard mini and midi  

sizes. It is designed for use with the following 

Immobilon

®

 transfer membrane products:

Transfer Membrane

Core Color

Cat. No.

Immobilon

®

-E

Yellow

IEVH85R

Immobilon

®

-FL

Green

IPFL85R

Immobilon

®

-P

Blue

IPVH85R

Immobilon

®

-P

SQ

Red

ISEQ85R

Immobilon

®

-NC*

Blue

HATF85R

*Included in the narrow roll box you will find a 

membrane ID card along with a hazard sticker. Insert  

the membrane ID card into the pouch on the inside  

of the dispenser top. Ensure the hazard sticker  

is displayed in a visible location and the dispenser  

is stored appropriately. See the Immobilon-NC SDS  

for details, located on the product page  

at 

SigmaAldrich.com

.

Knob

Slot

Cover

Core

Threaded hole

Membrane ID card

Membrane 

roll

NOTE:

 Assembly drawing does not depict all graphics 

appearing on the dispenser.

1.  Lift cover of dispenser. Hold the core and unscrew 

the black knob.

2.  Remove core from dispenser.
3.  Remove outer packaging from the roll of membrane, 

orient roll as shown, and insert the core into the roll.

CAUTION:

 The membrane is sandwiched between 

blue patapar sheets. To avoid damaging it, leave the 

patapar in place while dispensing and cutting.

4.  Slide the core and membrane roll into place in the 

side grooves and screw the knob in to secure the 

roll in the dispenser.

5.  Detach the appropriate Immobilon

®

 membrane 

ID card from the strip of cards and fill in the lot 

number. Place the card in the pouch on the inside 

of the dispenser top.Remove tape from the end of 

the membrane roll and feed the patapar/membrane 

sandwich up through the slot in the cover and out 

towards the front of the dispenser.

Slot under bar

Pull  

membrane 

forward  

to edge

Scissor grooves

6.  Gently pull the membrane/patapar sandwich 

forward as indicated and align the edge with the 

front edge of the cover (marked “ALIGN MEMBRANE 

TO EDGE”).

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