标准值:
Al ,As ,B ,Ba ,Be ,[Bi] ,[Br],
Ca ,Cd ,[Ce] ,[Cl] ,Co ,Cr ,Cs,
Cu ,[Dy] ,Er ,Eu ,Fe ,Gd ,[Ge],
Hg ,Ho ,[I] ,K ,[La] ,Li ,[Lu],
Mg ,Mn
Mo ,[N] ,Na ,[Nb] ,[Nd] ,Ni ,P,
Pb ,Pr ,Rb ,[S] ,[Sb] ,[Sc] ,Se,
[Si] ,Sm ,[Sn] ,Sr ,[Tb] ,[Th],[Ti] ,[Tl] ,[Tm] ,[U] ,[V] ,Y,
[Yb] ,Zn