Digital BW, The Print

>
> <paulmwhiting@...> wrote:
> 
> > **
> >
> >
> > ... I want to mix up Paul Roark's C6c base, which calls for glycerol. My
> > pharmacy only stocks glycerine... is that the same thing?
> >
> Yes, glycerine = glycerol (aka glycerin). See
> http://en.wikipedia.org/wiki/Glycerol
> 
> Note also footnote 8 of http://www.paulroark.com/BW-Info/Ink-Mixing.pdf .
>  I use 99.7% pure.  I'm not sure what purity is needed.  Someone once
> commented that Walmart had glycerin.  I went into one and looked at what
> they had.  It appeared to me that it was simply a cosmetic that was mostly
> glycerin, but it had other things in it to make it smell nice, etc.  I
> suppose nice smelling ink is OK, but I don't know what affect other
> chemicals might have.  So, I'd stay with as high a purity as is practically
> available.  Overall the ink cost is going to be so low as to not be much of
> a factor in printing.
> 
> Also,  unless you are going to print on Arches watercolor paper, there is
> no need to go to the C6c version with the additional surfactant in it.
> 
> Good luck with the mixing.
> 
> Paul
> www.PaulRoark.com
> 
> I
> 
> >
> >
> 
> 
> [Non-text portions of this message have been removed]
>

>
> <paulmwhiting@...> wrote:
> 
> > **
> >
> >
> > ... I want to mix up Paul Roark's C6c base, which calls for glycerol. My
> > pharmacy only stocks glycerine... is that the same thing?
> >
> Yes, glycerine = glycerol (aka glycerin). See
> http://en.wikipedia.org/wiki/Glycerol
> 
> Note also footnote 8 of http://www.paulroark.com/BW-Info/Ink-Mixing.pdf .
>  I use 99.7% pure.  I'm not sure what purity is needed.  Someone once
> commented that Walmart had glycerin.  I went into one and looked at what
> they had.  It appeared to me that it was simply a cosmetic that was mostly
> glycerin, but it had other things in it to make it smell nice, etc.  I
> suppose nice smelling ink is OK, but I don't know what affect other
> chemicals might have.  So, I'd stay with as high a purity as is practically
> available.  Overall the ink cost is going to be so low as to not be much of
> a factor in printing.
> 
> Also,  unless you are going to print on Arches watercolor paper, there is
> no need to go to the C6c version with the additional surfactant in it.
> 
> Good luck with the mixing.
> 
> Paul
> www.PaulRoark.com
> 
> I
> 
> >
> >
> 
> 
> [Non-text portions of this message have been removed]
>

>
> Thanks, Paul, I'll read the label on the glycerin at my pharmacy and check the purity before I buy it.
> 
> Oh, and I meant to say C6b.
> 
> Regards,
> 
> Paul
> 
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Paul Roark <roark.paul@> wrote:
> >
> > <paulmwhiting@> wrote:
> > 
> > > **
> > >
> > >
> > > ... I want to mix up Paul Roark's C6c base, which calls for glycerol. My
> > > pharmacy only stocks glycerine... is that the same thing?
> > >
> > Yes, glycerine = glycerol (aka glycerin). See
> > http://en.wikipedia.org/wiki/Glycerol
> > 
> > Note also footnote 8 of http://www.paulroark.com/BW-Info/Ink-Mixing.pdf .
> >  I use 99.7% pure.  I'm not sure what purity is needed.  Someone once
> > commented that Walmart had glycerin.  I went into one and looked at what
> > they had.  It appeared to me that it was simply a cosmetic that was mostly
> > glycerin, but it had other things in it to make it smell nice, etc.  I
> > suppose nice smelling ink is OK, but I don't know what affect other
> > chemicals might have.  So, I'd stay with as high a purity as is practically
> > available.  Overall the ink cost is going to be so low as to not be much of
> > a factor in printing.
> > 
> > Also,  unless you are going to print on Arches watercolor paper, there is
> > no need to go to the C6c version with the additional surfactant in it.
> > 
> > Good luck with the mixing.
> > 
> > Paul
> > www.PaulRoark.com
> > 
> > I
> > 
> > >
> > >
> > 
> > 
> > [Non-text portions of this message have been removed]
> >
>

>
> See if you can still find a pharmacy that still compounds medicines.  I 
> found one 15 miles from me.  (They are getting rare!)
> 
> I was even able to order a pint of 99% isopropyl from there.
> 
> Seth
> 
> -- 
> If I agreed with you both of us would be wrong.
>

>
> <paulmwhiting@...> wrote:
> 
> > 
> >
> >
> > ... I want to mix up Paul Roark's C6c base, which calls for glycerol. My
> > pharmacy only stocks glycerine... is that the same thing?
> >
> Yes, glycerine = glycerol (aka glycerin). See
> http://en.wikipedia.org/wiki/Glycerol
> 
> Note also footnote 8 of http://www.paulroark.com/BW-Info/Ink-Mixing.pdf .
>  I use 99.7% pure.  I'm not sure what purity is needed.  Someone once
> commented that Walmart had glycerin.  I went into one and looked at what
> they had.  It appeared to me that it was simply a cosmetic that was mostly
> glycerin, but it had other things in it to make it smell nice, etc.  I
> suppose nice smelling ink is OK, but I don't know what affect other
> chemicals might have.  So, I'd stay with as high a purity as is practically
> available.  Overall the ink cost is going to be so low as to not be much of
> a factor in printing.
> 
> Also,  unless you are going to print on Arches watercolor paper, there is
> no need to go to the C6c version with the additional surfactant in it.
> 
> Good luck with the mixing.
> 
> Paul
> www.PaulRoark.com
> 
> I
> 
> >
> >
> 
> 
> [Non-text portions of this message have been removed]
>

>
> Paul,
> 
> Leave the formula as is and just add a little Eboni.
> 
> Paul
> www.PaulRoark.com
> 
> On Wed, Apr 24, 2013 at 12:01 PM, Paul <paulmwhiting@...> wrote:
> 
> > **
> >
> >
> >
> >
> > Paul,
> >
> > I've gathered all my ingredients, syringes etc and am ready to mix up the
> > C6b. (By the way I found a great source for 35 ml syringes... the local
> > ranch supply store here in Billings, Montana. They had them for $1.19, and
> > are used for cattle! I already have the blunt needles.)
> >
> > I'll be using the C6b in my color position carts and I want my nozzle
> > checks to be visible. So I'd like to add a ml or two of Eboni black to the
> > 500 ml of C6b. Should I alter the recipe, say a mil or two less of
> > distilled water, or a mil or two less of something else? Or should I simply
> > leave the recipe the way it is and add the Eboni "on top" of my mix?
> >
> > Thanks,
> >
> > Paul
> >
> > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Paul Roark
> > <roark.paul@> wrote:
> > >
> > > <paulmwhiting@> wrote:
> > >
> > > >
> > > >
> > > >
> > > > ... I want to mix up Paul Roark's C6c base, which calls for glycerol.
> > My
> > > > pharmacy only stocks glycerine... is that the same thing?
> > > >
> > > Yes, glycerine = glycerol (aka glycerin). See
> > > http://en.wikipedia.org/wiki/Glycerol
> > >
> > > Note also footnote 8 of http://www.paulroark.com/BW-Info/Ink-Mixing.pdf.
> > > I use 99.7% pure. I'm not sure what purity is needed. Someone once
> > > commented that Walmart had glycerin. I went into one and looked at what
> > > they had. It appeared to me that it was simply a cosmetic that was mostly
> > > glycerin, but it had other things in it to make it smell nice, etc. I
> > > suppose nice smelling ink is OK, but I don't know what affect other
> > > chemicals might have. So, I'd stay with as high a purity as is
> > practically
> > > available. Overall the ink cost is going to be so low as to not be much
> > of
> > > a factor in printing.
> > >
> > > Also, unless you are going to print on Arches watercolor paper, there is
> > > no need to go to the C6c version with the additional surfactant in it.
> > >
> > > Good luck with the mixing.
> > >
> > > Paul
> > > www.PaulRoark.com
> > >
> > > I
> > >
> > > >
> > > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> >
> >  
> >
> 
> 
> [Non-text portions of this message have been removed]
>