On Apr 11, 2005 3:20 PM, Alistair Bell <albell@uvic.ca> wrote:
> things have progressed a long way since litmus :)
>
> you can get pH indicator papers in a range of ranges :) and
> resolutions. Scientific supply houses would be the place to start
> looking. I have 3 sets in my hand right now:
>
> one set, made by Macherey-Nagel, pH 4.5- 10.0 in 0.5 gradations
> another set, made by EM Science, pH 6.5 - 10.0 in 0.3 gradations
> lastly, also EM science, 6.5-1.0 in 0.2 gradations.
>
> they all have particular colour changes and charts on the packages.
>
> pH papers would be the cost effective solution for the occasion pH
> tester.
>
> Alistair
>

Ahhhhh... but me is too ode to 'member all dis new stuffs. methinks
don spence wasn't looking for some high-tetch anzer.

Mike MIller, Jr.