Tips Eppendorf type 200 1000 l has two series. They are, in article no 28053, It has light blue pipet tip Eppendorf-Gilson-Brand-Socorex type from 200 to 1000 ul and article no 28093 has neutral pipet tip Eppendorf-Gilson-Brand-Socorex type from 200 to 1000 ul