8.59
[1]. Rei-Shyang Chang, et al. Layered Iron(III) Arsenates: Synthesis and Characterization of A()Fe()O(AsO(4))() (A = K, Rb). Inorg Chem. 1997 Jul 3;36(16):341-3413.
H31-H331-H35-H41
P61-P64-P7-P71-P73-P8-P34+P34-P33-P391-P43+P33-P45-P51
GHS6,GHS8,GHS9