... hollow cathode lamps adopts advanced Japan technology and vacuum process. Have Ability to high luminous intensity and stability. Could be used with domestic ... . Lifetime: lamps with common elements ≥5000mA.h, lamps with fusible and volatile elements ≥3000mA.h Longer than other lamps, our lamps ... ,DIr, RuLu, Pd,YbPtRb, TI, RhZn+Cu+Ca+Mg+Fe high quality Hollow-cathode Lamp used in labs