li cas purity(%)水(ppm)[C 2 ME] [BF 4] 143314-16-3 99.1 258 [C 3 ME] [BF 4] 244193-48-48-499.1 343 [C 4 ME] [C 4 ME] [BF 4 ME] [BF 4] 174501-6 9.8 464 [C 6 ME] 240 240 240 240 24. BF FF FF 296 [C 8 ME] [BF 4] 244193-0 99.8 238 [C 10 ME] [BF 4] 244193-4 99.8 600