Hamamatsu element lamp has different item numbers for different elements. The following are some common elements and their corresponding item numbers:
Order, provide the required element lights, and contact online customer service for consultation. The following article number is for reference.

Part number Product name Light source diameter (mm) Element symbol Element name analysis line (maximum absorption wavelength) analysis line
L233-11NB hollow cathode lamp 38 Na sodium 589 nm 589.59 nm
L233-12NU hollow cathode lamp 38 Mg magnesium 285.21 nm - nm
L233-13NB hollow cathode lamp 38 Al aluminum 309.27nm 396.15nm
L233-14NU hollow cathode lamp 38 Si silicon 251.61nm 288.16nm
L233-19NB hollow cathode lamp 38k potassium 766.49nm 769.9nm
L233-1DQ hollow cathode lamp 38 D2 deuterium-nm 240nm
L233-20NU hollow cathode lamp 38 Ca calcium 422.67 nm - nm
L233-21NB hollow cathode lamp 38 Sc Scandium 391.18nm 390.74nm
L233-22NB hollow cathode lamp 38 Ti titanium 364.27nm 365.35nm
L233-23NB hollow cathode lamp 38V vanadium 318.4nm 306.64nm
L233-24NB hollow cathode lamp 38 Cr Cr 357.87nm 425.44nm
L233-25NU hollow cathode lamp 38 Mn Mn 279.48nm 403.08nm
L233-26NU hollow cathode lamp 38 Fe iron 248.33 nm 371.99 nm
L233-27NU hollow cathode lamp 38 Co cobalt 240.73nm 346.58nm
L233-28NQ hollow cathode lamp 38 Ni Ni 232 nm 341.48 nm
L233-29NB hollow cathode lamp 38 Cu copper 324.75nm 327.4nm
L233-30NQ hollow cathode lamp 38 Zn Zn 213.86 nm 307.59 nm
L233-31NU hollow cathode lamp 38 Ga Ga 294.36nm 287.42nm
L233-32NU hollow cathode lamp 38 Ge Germanium 265.16 nm - nm
L233-33NQ hollow cathode lamp 38 As arsenic 193.7nm 197.2nm.
L233-34NQ hollow cathode lamp 38 Se Se 196.03 nm - nm
L233-37NB hollow cathode lamp 38 Rb rubidium 780.02nm 794.76nm.
L233-38NB hollow cathode lamp 38 Sr Sr 460.73 nm - nm
L233-39NB hollow cathode lamp 38Y Yttrium 410.23 nm 412.83 nm
L233-3NB hollow cathode lamp 38 Li Lithium 670.78 nm 610.36 nm
L233-40NB hollow cathode lamp 38 Zr zirconium 360.12nm468.78nm
L233-41NB hollow cathode lamp 38 Nb niobium 334.91nm 405.89nm
L233-42NB hollow cathode lamp 38 Mo molybdenum 313.26nm320.88nm
L233-44NB hollow cathode lamp 38 Ru Ru 348.89 nm - nm
L233-45NB hollow cathode lamp 38 Rh rhodium 343.49 nm - nm
L233-46NQ hollow cathode lamp 38 Pd palladium 244.79nm 247.64nm
L233-47NB hollow cathode lamp 38 Ag silver 328.07nm 338.28nm.
L233-48NQ hollow cathode lamp 38 Cd cadmium 228.8 nm - nm
L233-49NB hollow cathode lamp 38 In indium 303.94 nm 325.61 nm
L233-4NQ hollow cathode lamp 38 Be beryllium 234.86 nm - nm
L233-50NQ hollow cathode lamp 38 Sn tin 224.61nm 286.33nm
L233-51NQ hollow cathode lamp 38 Sb Sb Sb 217.58nm 231.15nm
L233-52NQ hollow cathode lamp 38 Te tellurium 214.27 nm - nm
L233-55NB hollow cathode lamp 38 Cs cesium 852.11 nm - nm
L233-56NB hollow cathode lamp 38 Ba barium 553.55 nm - nm
L233-57NB hollow cathode lamp 38 La La 550.13 nm 357.44 nm
L233-59NB hollow cathode lamp 38 Pr Pr 495.13 nm 513.34 nm
L233-5NQ hollow cathode lamp 38b boron 249.68 nm 249.77 nm
L233-60NB hollow cathode lamp 38 Nd neodymium 492.45nm 463.42nm
L233-62NB hollow cathode lamp 38 Sm samarium 429.67nm 484.17nm
L233-63NB hollow cathode lamp 38 Eu Europium 459.4nm 462.72nm
L233-64NB hollow cathode lamp 38 Gd gadolinium 422.58 nm 407.58 nm
L233-65NB hollow cathode lamp 38 Tb terbium 432.64nm 431.88nm.
L233-66NB hollow cathode lamp 38 Dy dysprosium 404.59nm 421.17nm
L233-67NB hollow cathode lamp 38 Ho Holmium 410.38 nm 416.3 nm
L233-68NB hollow cathode lamp 38 Er erbium 400.79nm 415.11nm
L233-69NB hollow cathode lamp 38 Tm thulium 371.79nm 410.58nm.
L233-70NB hollow cathode lamp 38 Yb Ytterbium 398.79 nm 346.43 nm
L233-71NB hollow cathode lamp 38 Lu Lutetium 331.21nm 328.17nm
L233-72NU hollow cathode lamp 38 Hf hafnium 286.64nm 307.29nm
L233-73NU hollow cathode lamp 38 Ta tantalum 271.47nm 275.83nm
L233-74NU hollow cathode lamp 38W tungsten 255.14nm 400.87nm
L233-75NB hollow cathode lamp 38 Re rhenium 346.05nm 346.47nm
L233-76NU hollow cathode lamp 38 Os osmium 290.9 nm 305.86 nm
L233-77NQ hollow cathode lamp 38 Ir iridium 208.88 nm 266.47 nm
L233-78NU hollow cathode lamp 38 Pt platinum 265.95nm299.8nm
L233-79NQ hollow cathode lamp 38 Au gold 242.8nm 267.59nm
L233-80NU hollow cathode lamp 38 Hg Hg 253.65 nm - nm
L233-81NU hollow cathode lamp 38 Tl thallium 276.78nm 377.57nm
L233-82NQ hollow cathode lamp 38 Pb lead 217 nm 283.3 nm
L233-83NQ hollow cathode lamp 38 Bi Bi 223.06 nm 306.77 nm
L733-201NB hollow cathode lamp 38Na-K Na-K - nm - nm
L733-202NU hollow cathode lamp 38ca-mg calcium magnesium - nm - nm
L733-203NU hollow cathode lamp 38Si-Al Si-Al - nm - nm
L733-204NQ hollow cathode lamp 38Fe-Ni Fe-Ni - nm - nm
L733-205NB hollow cathode lamp 38sr-Ba strontium barium - nm - nm
L733-321NU hollow cathode lamp 38al-ca-mg Al-Ca-Mg - nm - nm
L733-322NQ hollow cathode lamp 38ca-mg-Zn calcium magnesium zinc - nm