Results show that the resistence method is practical with high sensitivity, resulting in increase of quality of Ta powder and the method also useful for dosing of other electroconductive solution.

• 该法不仅可以解决国内一些钽粉生产厂家因注销计量控制不灵敏而引起的袒粉质量问题，而且还可以用于其他导电液的计量控制。