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??????? ???????? ??? ??? ??????? ???????, ?????? ?????? ??? (NH4)10W12O41~xH2O . ??? ???? ?????? ???? ???? ?????? ???????? ???????. ????? ??? ??? ??? ?????? ???, ???? ????, ???? ????????, ???? ????? ????????? ?? ??? ?????? ??? 400 ℃.
??????? ?????????? ???????, ??????? ??????? ????? ????? ??? ????? ?? ??? ????? ????? ?? ??????? ??????, ????? ?? ???? ?????? ????? ???? ???????, ?? ??? ????? ??????? ?? ??????? ???? ????? ?? ????? ??????, ??????? ??????? ?????.
??????? ???????? ???? ????? ????? ?? ??? ????? ????? ? ?????? ?????? ????????, ?????? ?????:
12H2WO4+10NH4OH→5(NH4)2O·12WO3·5H2O+12H2O
??????? ???????? ??? ???? ??? ???? ?????? paratungstate ???????, metatungstate ???????, ???????? ????, ?? ???? ???? ?????? ?????? ??????? ? ???.
????? ?? ???????? ??????? ???? ????? ????? ???? ???? ?? ????? ????, ??? ????? ??? ?? ?????? ?????.
?? ?? ?? ????? ??????? ???????, ?? ???? ????? ????? ????"?: sales@chinatungsten.com?? ??????:+86 592 5129696.
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