Re: formula needed: Gum Arabic from powder

From: Kate Mahoney ^lt;>
Date: 11/24/04-04:06:03 PM Z
Message-id: <001501c4d271$caf7ee80$c535f6d2@oemcomputer>

Aspirin would do the same trick.......or willow bark

----- Original Message -----
From: "Baird, Darryl" <>
To: <>
Sent: Thursday, November 25, 2004 11:02 AM
Subject: RE: formula needed: Gum Arabic from powder

> OK, thanks all, this is more fun than I'd imagined...I found a product
> -- "Dr. Scholl's Clear Away Liquid Wart Remover System" with 17%
> salicylic acid by weight. It also includes "Castor Oil, Ethyl Lactate,
> Flexible Collodion, Polybutene, Alcohol 18% w/w and Ether 53% v/v
> (from flexible collodion)" Shoulds like it could almost be used as a
> photo emulsion with the addition of some silver nitrate.
> -Darryl
> -----Original Message-----
> From: T. E. Andersen []
> Sent: Wed 11/24/2004 4:05 PM
> To:
> Subject: Re: formula needed: Gum Arabic from powder
> Ryuji Suzuki wrote:
> > Adding an acid to gum solution may help a bit, especially if
> combined
> > with refrigeration but it can only slow bacterial growth and not
> > suppress the growth or kill them. This may be ok as a short term
> > preservative for edible stuff, but no good for long term, because
> > yeast and fungi grow in acid environment, even if refrigerated.
> > (Usually, bacteria grow faster and their growth limits the shelf
> > life. If acid is used to slow them down, shelf life is now limited
> by
> > yeasts and molds.)
> In 1996 I made a batch of gum solution that I never got round to
> using.
> It contains approx 0.2% salicylic acid. It has been in the fridge most
> of the time, with some months now and then in room temperature. As far
> as I can tell, no fermentation or fungus has developed. I don't know
> if
> this is typical, but if it is, salicylic acid should definitely do the
> trick. It is also quite water soluble, so it should be washed out
> during
> processing. It is also safe to work with (you could even use it in
> your
> jam :-)!
> Best regards,
> Tom Einar
Received on Wed Nov 24 16:05:35 2004

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