???? ?????? ??????????? ????????? (APT) ????????????? ????????? (AMT) ????? ?? ?????? ???????? ? ??? ???:

?????? ?????? ????????: 1. ?????? ???????? ????????????? ????????? ?? (NH₄)₆H₂W₁₂O₄₀.nH₂O or (NH₄)₆H₂W₁₂O₄₀.XH₂O or (NH₄)₆H₂W₁₂O₄₀
2. The molecular formula of APT maybe different according to the different crystallization conditions, such as:
3(NH₄)₂O-7WO₃-6H₂O ；
5(NH₄)₂-12WO₃-5H₂O；
5(NH₄)₂O-12WO₃-5H₂O；
5(NH₄)₂O-12WO₃-11H₂O

?????? ???????:
1. AMT ???? ????? ??? ?? 303.99 / 100g ?? ????? ??? 20 20 ? ????? ????? ?????? ? ???? ?? ???? ??????? ?? ?????? ?
2. ?? ?????????????? ????????? ???? ??????? ?????? ?? ????? ?? ??? ?? 2? ?? ????? ????? ?????? ??? 20 ???? ????? ? ???? ???? ??????? ????? ?? ??????.

?????? ?????:
????? ?????? ??? AMT ? APT ?? ?? APT ?? ?????? ????? ?????? AMT ? ??? ????? ?????? ??????? APT ?? ??????? ???????? ?????? ????? ????? ????? ?????? AMT.

?????? ???????:
1. ???? ??????? metatungstate ????????? ?????? ????? ???????? ??????? ? ????? ????? ????? ???????? ? ??????? ????? ?? ???? ??????? ?????? ? ?????? ?????? ??? ?
2. ?????? ???????????? ????????? ???? ????? ?? ????? ????? ????? ???????? ?? ????? ???????? ?????? ? ???????? ?????? ????? ???????? ? ??? ??? ?????? ??????? ????????? ????????? ?????? ??? ???????? ???? ?????? ? ?????? ???????? ?? ????? ???????? ????? ?????? ?????.