... ,This apparatus can analyze various kinds of matrix, such as Fe, Co, Ni, Ti, Cu, Al, Pb, Mg, Zn ... +15 KVAuxiliary gap: Using Tunnel DiodeDischarge frequency: 200 Hz ~ 600 HzSample sets of gap: 4mmSpectrometer:Analysis band range: 160 ~ 650nmMachine ... application software CDCD1Pcs.7Printing paper 1Pcs.9Tool assembly 1Set10Apparatus operating manual 1Pcs.If you have any question, plz feel free ...