Br
Number of Washing	Relative Atomic Ratio	
	%	
        Pb      Br
0th	28.94	71.06
1st	31.1	68.9
2nd	32.14	67.86

Br/I
        Pb      Br/I
0th 	31.98	68.03
1st	33.71	66.29
2nd	35.57	64.43

I
        Pb      I
0th	17.5	82.5
1st	20.9	79.1
2nd	31	69