Chartpak AD Marker Coming soon – updating site… Back to justsomemarkers Main Page Share this:TwitterFacebookLike this:Like Loading... 2 comments 12/02/2012 - 7:10 am 3243 I don’t know about the ink composition of the Chartpak Spectrum markers, but the Chartpak AD markers are the only xylene-ink markers still being manufactured. Reply 12/02/2012 - 1:01 pm justsomemarkers That’s right, the cool gray AD marker has xylene-based ink. I thought it´s an old one, since almost all layout marker brands discontinued xylene or toluene… Reply Leave a Reply Cancel reply Enter your comment here... Fill in your details below or click an icon to log in: Email (required) (Address never made public) Name (required) Website You are commenting using your WordPress.com account. ( Log Out / Change ) You are commenting using your Twitter account. ( Log Out / Change ) You are commenting using your Facebook account. ( Log Out / Change ) You are commenting using your Google+ account. ( Log Out / Change ) Cancel Connecting to %s Notify me of new comments via email.