Black - 12ml. If it has no sponge, it is not an XL and you have been mis-sold. Simply ignore the low ink warning and continue printing. HP OfficeJet 5740 5742 5744 5746 Printer. Colour - 11.5ml. Compatible with HP ENVY 5540 5541 5542 5543 5544 5546 5547 5548 5640 5642 5644 5646 7640 Printer.
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