... for the testing element. Our hollow cathode lamps adopts advanced Japan technology and vacuum process. Have Ability to high luminous intensity and ... stability. Could be used with domestic and abroad brandsAAS( atomic absorption spectrophotometer ) and AFS ... ,Li, Mg,Na,Ni, Ti, As, Se,V, Au, Be, P, ReB,Ce,Dy,Gd ... RhZn+Cu+Ca+Mg+Fe high quality Hollow-cathode Lamp used in labs