1. LIU Chuan-xue, LAI Yong-ling. Analysis of carbon species in potassium fluotantalate[J]. Fenxi Shiyanshi, 1994, 13(2):23–24. (in Chinese)
2. LU Ji-hua. Carbon removal during production of K2TaF7 from Ti-Sn flag[J]. Rare Metals and Cemented Carbides, 1996(4): 6–8. (in Chinese)
3. HE Ji-lin, LIU Hong-dong, LU Zhen-da. R&D work on key technique and application of high CV tantalum powder[J]. Material Journal, 2000, 14(5): 8–9. (in Chinese)
4. TANG Xiao-feng. Effect of impurity content in tantalum powder to capacitor capability[J]. Electronic Components and Materials, 1998, 17(1): 38–39. (in Chinese)
5. CHE Rong-zhi. Application of adsorbent resin in separation, extraction and recovery of organic matter (1) [J]. Tianjing Chemical Engineering, 1990(2): 29–31. (in Chinese)