ePrep’s positive-displacement µSPEed Syringes are designed specifically for use with our range of µSPEed and SPEmx cartridges. These Syringes are fitted with our “spiked” needle fitting and guide to ensure consistent high-pressure use of the cartridge with minimum dead volumeePrep’s positive-displacement µSPEed Syringes are designed specifically for use with our range of µSPEed and SPEmx cartridges. These Syringes are fitted with our “spiked” needle fitting and guide to ensure consistent high-pressure use of the cartridge with minimum dead volume