tungstate ??????? ???????????????????????

????????????????????????
?????????????????????????≥ 99.5%, ????????????????????????????????????????≥ 98.5% ????????????????????????????????????????????????????
????????????????????????:
| ???? | Na2WO4?2H2O(%) | ???? /% | ???????? /% | ?? |
| ????????? | ≥97 | ≤0.5 | ≤15 | ??? |
ACS ????
???? |
ACS, 99.0%-101.0% |
????????????? |
99.0%-101.0% |
???????????????????? |
≤0.01% |
Cl |
≤0.005% |
???????????????? (??????????) |
≤0.001% |
Mo |
≤0.001% |
SO4 |
≤0.01% |
???????????? |
≤0.02 meq |




