Ntinye 150uL, nke nwere mandrel ime na ụkwụ polymer, 29 * 5mm; adabara ND8 sample karama. Ntinye iko nwere ụkwụ polymer. Cone, nke nwere mandrel yiri nkenke n'ime, 150μl. Ihe ntinye mmiri nwere ike ịhazigharị etiti na-akpaghị aka ma nye nkwado maka kọntaktị agịga.