Toxic - Yes
  Flammable - Yes, May I add explosive vapors too!

 But White Residue -  No, I think that is wrong. Why do you suggest this?

 Any comments on White Residue ?  (I almost don't ask this as White Residues
can be a horror story of a question. The Brian Ellis book covers this well.)

Bob K.
-----Original Message-----
From: TechNet [mailto:[log in to unmask]] On Behalf Of Reuven Rokah
Sent: Thursday, February 20, 2014 1:08 PM
To: [log in to unmask]
Subject: Re: [TN] Acetone as a cleaning agent for PCBA's

Hi Bob,
Acetone is toxic, flammable and have white residues.


On Thu, Feb 20, 2014 at 6:59 PM, Robert DeQuattro <
[log in to unmask]> wrote:

> I have a customer that uses acetone to wipe down their PCBA's upon
receipt.
> The assemblies we make for them are cleaned using a closed loop 
> aqueous board washer then sampled for cleanliness with our zero-ion 
> tester per J-std-001E guidelines.
> Recently this customer commented that boards appeared dirty upon 
> cleaning with the acetone.  Does anyone have any thoughts on this 
> acetone cleaning process.
> Thanks,
>
> Bob
>
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