???????? ?????? ???? ?????
???????? ?????? ???? ????? ?????? ???? ????? thiocyanate ????? ???? spectrophotometry, ??? ????? ????? ????? ?? ?????? ??????? ???? ?????? ??? ??????, ????? ??? ??? ??? 0.2mg / L.
????? ?????
1. ?????? ??? ?????? ?????? ?? ????? ?????? parathion, ?????? ?????? stannous ??? ?????? ?? ?????, ?????? ??????? ??????? trichloride ??? ???? ?????? ??????.
2. ????? ??? ????? ??????? ???? ???? ?? thiocyanate, ?????? spectrophotometric ?? ????? ????????.
?????? ????? ???:
H3PO4·12WO3+12TiCL3+48NaSCN+48HCL=12Na｛WO(SCN)4｝+12TiCL+36NaCL+24H2O+H3PO
3.????? ????? ?????? ??????? ??? X = MV, M ????? ???? ?????? ??????? (?"?), V ????? ??? ?? ???? ??? (?"?).
?? ?? ?? ????? ????? ????????, ?? ???? ????? ????? ????"?: sales@chinatungsten.com?? ??????:+86 592 5129696.
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