Name:Multi-sample Needle Specs:21G Color:Green Packing:5000pcs/carton MOQ:200,000pcs Blood Collection Needle for single use ... reduce patient pain and enhance collection efficiency. Blood collection Needle is sterilized by oxane which assure asepsis, innocuity, ... for usage. Multi-sample Needle: Name:Multi-sample NeedleSpecs:21GColor:GreenPacking:5000pcs/cartonMOQ:200,000pcs Multi-sample Needle-21G