YJ-75 analyzer is a 5-part diff. multi-parameter automated hematology analyzer designed for clinical laboratories. The analyzer uses light scatter and impedance technology for WBC diff. and impedance method for RBC and PLT. With most updated technology and concept, it best meets most labs' needs. The equipment is of friendly software powerful function, stable part diff. and accurate results. Specification: Model YJ-H7501 YJ-H7502 YJ-H7503 Sampling Manual without pierce Manual with pierce Auto with pierce Auto loader None None Yes, 40samples/rack Barcode Optional on request Optional on request Yes Parameters 28 parameters + 3 histogram + 1 scattergram