# Species Formula 2687 K(I)(H2O)6(+) (GUGNUR)H12O6K 2688 K(+)-18-crown-6 (KEGXID) (Geo)C12H24O6K 2689 K(I)O6(+) (AQEPIV) (Geo)C12H24O6K 2690 K(I)O6(+) (AQEPIV)C12H24O6K 2691 K(I)O6N (YAKWOX) (Geo)C16H28NO6K 2692 K(I)O6N (YAKWOX)C16H28NO6K 2693 K(I)O6N2(+) (GAZGIX) (Geo)C18H36N2O6K 2694 K(I)O6N2(+) (GAZGIX)C18H36N2O6K 2695 K(I)O7 (LEGXOK) (Geo)C20H31O7K 2696 K(I)O7 (LEGXOK)C20H31O7K 2697 Nonactin-potassium thiocyanate (NONKCS) (Geo) C40H64O12K 2698 Potassium fluoride (Geo)FK 2699 Potassium fluorideFK 2700 K(+)(H2O)5.FH10O5FK 2701 Potassium trifluoroberyllateBeF3K 2702 KBF4 (Geo)BF4K 2703 Neon potassium cation (Geo)NeK 2704 KAlF4 (Geo)F4AlK 2705 KHSO4 (corrected for PW91D error in H2SO4)HO4SK 2706 K(I)O5N3 (POZTCK) (Geo)C17H32N3O5SK 2707 K(I)O5N3 (POZTCK)C17H32N3O5SK