Re: Zimmerman's gum process

Date view Thread view Subject view Author view

From: Katharine Thayer (kthayer@pacifier.com)
Date: 11/09/01-06:39:31 AM Z


Jeffrey D. Mathias wrote:
>
> Katharine Thayer wrote:
> > ...
> > I like his method for keeping a saturated solution of dichromate: put
> > the whole pound of dry dichromate into a pint bottle, and just keep
> > topping it off with water. Why bother with measuring?
>
> Keep in mind that the concentration of the saturated solution will
> change with temperature, so the temperature should be measured or kept
> at some constant.
>

You misunderstood my remark.. I found his method amusing rather than
instructive. Yes, there's some merit in his, but I prefer my own. A
pound of dichromate in a pint bottle, for one thing, would hardly leave
room for anything to be in solution.
kt


Date view Thread view Subject view Author view

This archive was generated by hypermail 2b30 : 12/10/01-11:12:21 AM Z CST