HP Latex Certification The following Metamark products have been tested and certified by HP as part of the Media Certification Program for HP Latex Inks. Proving that these Metamark products will perform to expectations with HP Latex Inks and HP Latex printers. Certificates and Reports can be viewed and downloaded below if required. Our HP Latex Certified profiles can be found on the HP Media Solutions Locator  site.   300 Series 500 Series 300 S...