Re: Tech Pan

[Michel Wurtz - LTE <mw@xxxxxxxxxxxxxxxxxxx>]

Thomas "Hank" Hogan wrote:
> =

> This is the way that I use HC110 developer -- I find it gives me
> extremely reproducible results.
> Making HC110 dilutions with the viscous, honey-like HC110 concentrate f=
or
> 250 ml (small 35mm tank)
> =

> Approx. Dilution                Concentrate     Water
>         A 1:32          16 cc           250
>         B 1:64          12 cc           250
>         C 1:40           8 cc           250 for aerial IR - HIE at EI 2=
5 for 5=92 24=B0 Centigrade
>         D 1:80           6 cc           250  I use this for Tech Pan EI=
 100 for 5 min at 20=B0C
>         E 1:96           5 cc           250
>         F 1:160          3 cc           250  I use this for Tech Pan EI=
 25/32 for 5 min at 20=B0 C

This is very interesting, but something does'nt work between
dilution, concentrate or water : should we read 500 ml for
Water, or don't believe the approx dilution ? (where B and C
seems inverted in any case).

- -- =

Michel Wurtz	ENGEES - Laboratoire Territoires & Environnement
		1, quai Koch - BP 1039, F-67070 STRASBOURG cedex
		Tel: +33 3.88.25.34.62    Fax: +33 3.88.37.04.97
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