Quite simple.A virgin ink cartridge,is an ink cartridge that has never been used,as in new.

No, an HP 920 ink cartridge can't substitute for an HP 934 ink cartridge. They are completely different.

However, the price for ink cartridge supplies is not cheap. ... This is true when you use branded ink cartridge supplies. However, the price for ink cartridge supplies is not cheap. ... This is true when you use branded ink cartridge supplies. However, the price for ink cartridge supplies is not cheap. ... This is true when you use branded ink cartridge supplies. However, the price for ink cartridge supplies is not cheap. ... This is true when you use branded ink cartridge supplies?

The thing that you can buy for your pen is an Ink Cartridge. And the thing that makes your pen work is an Ink Cartridge

not reaally on the refill ink kit, it will tell you if its compatible to your ink cartridge to fill