Katharine Thayer wrote:
>
. The last mix I tried
> was about 3% chrome alum to gum, and it looked promising as far as the
> hardening effect, except that all the added water is changing the look.
P.S. Chemists:
Can I boil this too-dilute chrome alum solution down without hurting
myself or it or anything else? Or do I need to order another 10 g of
chrome alum and start over with a more concentrated solution?
Another question: what's the saturation concentration for chrome alum?
Thanks,
kt
Received on Fri Mar 19 11:40:22 2004
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