riso rz ink-with oem chip,nice working. ink print: smooth. dry speed: fast(3 to 5 seconds) shelf life:18 months. smell:good PRODUCT NAMERZ inkCOLOR CHOICEblack, red, blue,greenVOLUME1000mlYIELD15000USE IN MODELSRZ230,RZ230CN,RZ370,RZ370CN,RV2456,RV2460,RV2490,RV3650,RV3660,RV3690/MZ seriesPRINT SPEED120pcs/minDRY SPEED5 secondsVISCOSITYproperFLUIDITYproperSHELF LIFE18 ...