I am using 10:1, per the recommendations.  250 ml of water to 25 ml of
solution.

I was just looking for a baseline.  Since this is too fast, I will try a
structured approach to dilluting it a little more.

Alex

> -----Original Message-----
> From: Herbert Graf [mailto:mailinglist@FARCITE.NET]=20
> Sent: Tuesday, July 08, 2003 11:51 AM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [Ee}: PCB developing time
>=20
>=20
> > > I am using UV sensitive boards.
> > > Please mention what developer you are using - for example=20
> I am using=20
> > > caustic soda (we call it like that I don't know the real name) it=20
> > > take me about 30 seconds to develop. Tal
> > >
> >
> > It is the developer from MG Chemicals.  The MSDS says it is sodium=20
> > hydroxide.
>=20
>         Your solution is too strong, what ratio are you=20
> using? I think they recommend 10:1, however 5:1 also works well. TTYL
>=20
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> http://www.piclist.com hint: The PICList is archived three=20
> different ways.  See http://www.piclist.com/#archives for details.
>=20

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