| Page-Yield | 190 |
| Liquid Volume | 5 mL |
| Post-Consumer Recycled Content Percent | 52% |
| Total Recycled Content Percent | 69% |
| Color(s) | Black |
| Market Indicator (Cartridge Number) | HP 21 |
| For Use With | HP DeskJet 3910, 3915, 3930 Series, 3940 Series, D1320, D1330, D1341, D1360, D1420, D1430, D1430, D1455, D1520, D1560, D2320, D2330, D2345, D2360, D2430, D2445, D2460, F335, F340, F350, F380, F2110, F2210, F2140, F2180, F2240, F4135, F4140, F4180; Fax 1250, 3180; OfficeJet J3640, J3680, 4315 Series; PSC 1410 Series |
| Supply Type | Ink |
| Device Types | Inkjet Printer |
| Remanufactured | No |
| OEM/Compatible | OEM |
| Global Product Type | Ink/Ink Cartridges |
| Pre-Consumer Recycled Content Percent | 0% |
| Product Biodegradability Indicator | N |
| Product Compostability Indicator | N |
| Product Biodegradability in Days | 0 |