双头软管/斜口
Dual head tube
5ml,管径16mm,管长50m,孔径1.5mm
5ml, Tube diameter is 16mm, tube length is 50mm, orifice is 1.5
5ml,管径16mm,管长50m,孔径1.0mm
5ml, Tube diameter is 16mm, tube length is 50mm, orifice is 1.0
中节/内盖/头部PP,管身PE
Cap, collar and head is PP, tube body is PE