?????? ??? ????????? ???????? ????????? ??????????? ????????? Metatungstate?
????? ??? ????????? ???????? ????????? ??????????? ????????? Metatungstate
| ??? ???? | 鎢酸銨 | 偏鎢酸銨 | 仲鎢酸銨 |
| ??? ??????? | Ammonium Tungstate | Ammonium Metatungstate | Ammonium Paratungstate |
| ?????? | (NH4)10W12O41~xH2O | (NH4)6H2W12O40.XH2O | 5(NH4)2-12WO3-5H2O |
| ???? | ???? ????? ????? ?????? ??????? ??????? | ???? ?? ???? ????? ????? ????? | ??????? ?????? |
| CAS ??? | 13472-45-2 | 14311-52-5 | 11120-25-5 |
| ??????? (??????) | ???? ??????? ????? | ???? ??????? ??????, 303.99/100g(20℃) | ???? ??????? ????? |
????????? ???????? metatungstate ????????? ???????????? ????????? ????? ???? ??????? ???????? ????????. ??????? ????? ??????? ?????????? ??????????? ?????????? metatungstate ????????? ?? ?????? ??? ??????.
???????? ??? ?????:
?????? ??? ????? ???????? ????????? ?? WO2.72 (?? W18O49) ? ????? ?? ????? ?? ????? ???????? ? VTO ???????? ? ?? ????? ????? ??? ????????? ? ????? ????????? ?? ????????? ????????? ?????.
???????? ????????. ???????: ????? ?????? Na2WO4 ? 2H2O ?? ????? ???? ?? ?????? ?? ?????? ?? ????. ?? ?????? ????? ????? ??????? ???????? ?? ??????? ??????? ????? ?? ????? ?????? ???????? ?????? ?????????? ???????? ???????
? ???????? ?? ????? ?????. ?????? ????? ??????????? ?????????? ??????? ??? ???? ????? ?????? ???? 600 ° C. ????? ?WO3? ???????? (VI) ?????? ??? ????? ??? ????? ????? ?? ?? ?? ??????????? ????? ?? ???????? ?????? ?????? ?????? ?????? ???? ?????. ?? ????? ???? ?? ????? ????? ???????? ?? ?? ??? ?? ??????? ?? ??? ??? ??????? ???????? ??????.
??? ?????????? ??? ????? ??????? ?? ???? ????? ????????? WO3. ???? ???? ???????????? ?? WO3.H2O? ??? ??????? ???? WO3.2H2O ????? ????????. ?????? ?????? ?????? ?????? ?? WO3.H2O ?? ????? ?? WO5 ????? octahedrally (H2O) ????? 4 ??? ????? ?? shared.the .
0.6um ???? ????? ???????? ? ?????? ???????? ? ????? ????? ???? ?????? ? ?????? ?? ???? ????? ?????? ? ?????? ????? ?? 0.6-1.0g / cm3 .
?????? ???????? ??????? ?????? ???????? ????? ????? ?????? ?????. ??? ?? ????? ??????????? ????????? ??????? ????? ??? ???? ????? ?????? ???? ???? ?? ?? ????. CTOMS ???? ????? ?? ??????? ???????? ???????? ????? ?? ????? ????????. ?????? ????? ???????? ?????? ?? ?????? ????? ?????? ????? ???????? ??????? ?????? ????????.