private HashMap < String , Integer > getDNP_3000 ( ) { HashMap < String , Integer > map = new HashMap < String , Integer > ( ) ; map . put ( "C" , 162 ) ; map . put ( "H" , 208 ) ; map . put ( "N" , 48 ) ; map . put ( "O" , 78 ) ; map . put ( "P" , 6 ) ; map . put ( "S" , 9 ) ; map . put ( "F" , 16 ) ; map . put ( "Cl" , 11 ) ; map . put ( "Br" , 8 ) ; return map ; }
Get the map linking the symbol of the element and number maximum of occurrence . For the analysis with the DNP database and mass lower than 3000 Da .