... adopts advanced Japan technology and vacuum process. Have Ability to high luminous intensity and stability. Could be used with domestic and ... ,Cu,Fe,K,Li, Mg,Na,Ni, Ti, As, Se,V, Au, Be, P, ReB,Ce,Dy,Gd,La, Nb, Nd ... ,DIr, RuLu, Pd,YbPtRb, TI, RhZn+Cu+Ca+Mg+Fe high quality Hollow-cathode Lamp used in labs