https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Ink-Tank/m-p/290598#M18742 <P>My Pixma MX870 just ran out of black ink in the larger port (220).&nbsp; Can I use a 221 Black in that same port until my 220's arrive?</P> Mon, 23 Dec 2019 18:29:12 GMT ChristyB 2019-12-23T18:29:12Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Ink-Tank/m-p/290598#M18742 <P>My Pixma MX870 just ran out of black ink in the larger port (220).&nbsp; Can I use a 221 Black in that same port until my 220's arrive?</P> Mon, 23 Dec 2019 18:29:12 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Ink-Tank/m-p/290598#M18742 ChristyB 2019-12-23T18:29:12Z https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Ink-Tank/m-p/290644#M18743 <P>Greetings,</P><P>No.&nbsp; I do not recommend doing this.</P><P>&nbsp;</P><P>PGI = Pigment based</P><P>CLI = Chromalife (Dye based)</P><P>&nbsp;</P><P>These are not interchangeable.&nbsp;&nbsp;</P><P>&nbsp;</P><P>There is a significant difference in the formulations and how the inks behave on paper.&nbsp; Pigment based inks have larger particles, Dye based inks have smaller particles.&nbsp;&nbsp; The printer is calibrated and designed to&nbsp;deliver the different inks in the correct proportions.&nbsp; So its not just about color.&nbsp;</P><P>&nbsp;</P><P>I recommend visiting an office supply,&nbsp; when the other does arrive, you'll have a spare.&nbsp;&nbsp;</P> Tue, 24 Dec 2019 03:01:09 GMT https://community.usa.canon.com/t5/Desktop-Inkjet-Printers/Ink-Tank/m-p/290644#M18743 shadowsports 2019-12-24T03:01:09Z