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?????? ???????? ??????????? ?????? ??????? ??? ????? ?????? ????? ??????? ???? ????? ???, ???? ?????? ?????, ?? ??? ???? ?????? ????? ????? ???-????? ???????, ??? ????? ??? ?????? ?????? ????????.
????? ?????????? ??? ???? ???? ???? ????? (???? ????????), ??? ????? ?????? ????? ?????? ?????, ????? ?????? ?? ??? ?????, ????? (?? ??? ???? ???????), ????? ???????? ????? ?????, ????? ????? ???? ????, ???? ???? ???? ?? ???? ???? ??? ??? ???? ???? ????? ?????? ?? ?????? ?????????? ????? ??? ????? ?? ??? recrystallization.
?????? ??????? ??????????? ???? ????? ??????? ????? trioxide:
1.????? ???? ??????? ????? ????? ????? ?? ??? ????? 01:02 ??? ???????, ???? ?????? ???? ??????? ???? ???? 0.016 ~ 0.067mol / L, ??????????? ?????? ???? 5 ????.
2.?? ????? ?????, ?????? ????? ????? ??????????? ???? pH 1.0 ~ 3.0, ????? ?? ????? ???? 1h, ????? ???? ??????? ?????.
3. ?????? ???? ????? ??? ?????? ???? ????????? ?? 170 ~ 190 ????? ?????? ???? 22 ?? 28 ????, ????? ????????? ????, ?????? ?????? ????? ?? ??? ??????? ??????, ?????????, ????? ??? ????? ?? ??????? ????????.
?? ?? ?? ????? ??????? ????, ?? ???? ????? ????? ????"?: sales@chinatungsten.com?? ??????:+86 592 5129696.
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