Converting a color printer to high quality B+W

On Jan 6, 1:11 am, Philip Procter wrote:
> I've got a Canon i9900, which does a fine job on color, but it's not
> great for B+W. I'm an old zone system junkie and probably a bit
> spoiled (OK, I'm really spoiled with B+W)
>
> I've seen a couple of photo printers that can run multiple shades of
> black and gray to get better B+W, but I can afford to spend the money
> for a new printer only for B+W.
>
> Does anyone know if there are any companies that make high quality B+W
> cartriges to convert an older color machine into a top quality B+W
> printer?
>
> If not, why not? This seems like a wonderful idea for an enterprising
> manufacturer. I can't be the only one that would buy into such a
> system, can I?
>
> 2p

Company in Canada says that cheap carbon inks do the best black and
white printing. You have to download the issue.
http://www.photonews.ca/pn/home.asp?id=1&issue=163&art=4
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